All of the following adaptations allow for reproduction on land except
external fertilization.
eggs with sufficient food supply.
desiccation-resistant eggs.
amniotic eggs.

Answers

Answer 1

External fertilization (a) is the adaptation that does not allow for reproduction on land, while the other adaptations listed (b, c, d) enable successful reproduction in terrestrial environments.

The adaptation that does not allow for reproduction on land is a. external fertilization. External fertilization refers to the process of fertilization that occurs outside the body, typically in aquatic environments. This method is commonly observed in many aquatic organisms, where eggs and sperm are released into the water, and fertilization takes place externally.

On the other hand, the remaining adaptations listed (b. eggs with sufficient food supply, c. desiccation-resistant eggs, and d. amniotic eggs) are all adaptations that enable reproduction on land.

b. Eggs with sufficient food supply: Land-dwelling organisms, such as reptiles and birds, produce eggs with a sufficient food supply to support the developing embryo. These eggs contain nutrients and protective structures that allow for successful development outside of water.

c. Desiccation-resistant eggs: Many terrestrial organisms, including insects and amphibians, have evolved desiccation-resistant eggs. These eggs have specialized membranes and structures that prevent them from drying out in dry environments, enabling them to survive and develop on land.

d. Amniotic eggs: Amniotic eggs are a defining feature of reptiles, birds, and monotremes. These eggs have a specialized protective membrane called the amnion, which surrounds the developing embryo and provides a stable internal environment. This adaptation allows for the development and hatching of embryos on land.

Overall, external fertilization (a) is the adaptation that does not allow for reproduction on land, while the other adaptations listed (b, c, d) enable successful reproduction in terrestrial environments.

Learn more about amniotic, visit:

brainly.com/question/29524946

#SPJ11


Related Questions

4 A population of tree-climbing lizard lives on one bank of a large river.
The other bank of the
river is a treeless prairie. During a flood, 40
lizards were transferred to the prairie side
of the river. After 200
generations, this transferred population of lizard lost the ability to
climb.
Which mechanism is MOST likely responsible for this loss of function
within the transferred
population?
natural selection
genetic drift
gene flow
mutation

Answers

Answer:

Genetic Drift, it is a textbook example of genetic drift.

hope this helped <3

The excretory system eliminates wastes. Identify the waste materials described. Filtered material from the blood that includes toxins like urea, salts, and even excess water. Composed of excess water, salt, and a urea that are released from glands. A mixture of undigested material, bacteria, and other materials that cannot be used by the body.

Answers

1. Urine

2. Sweat

3. Feces

Explanation: bc I said so

Urine is the filtered material from the blood that includes toxins like urea, salts, and even excess water. Sweat is composed of excess of water, salt, and a urea that are released from glands. Feces are the mixture of undigested material, bacteria, and other materials that cannot be used by the body.

What are the excretory products?

Excretion is the physiological process which involves the elimination of metabolic waste products out of the body. The excretory products include amino acids, urea, uric acid, carbon dioxide, water, ammonia and other compounds.

Urine is the filtered material from the blood that include toxins such as urea, salts, and even excess water. Sweat or perspiration is composed of excess water, salt, and urea that are released from the glands. Feces are the mixture of undigested material, bacteria, and other materials that cannot be used up by the body.

Learn more about Excretory system here:

https://brainly.com/question/10298346

#SPJ5

A person's debt-to-income ratio describes:
A. how much money a person can borrow from a bank at any given
time.
B. how frequently a person has to make payments on a significant
debt.
C. how much the person has borrowed compared to how much he or
she earns.
D. how often the person's credit score changes based on increasing
levels of debt.

Answers

Answer:

A. how much money a person can borrow from a bank at any given

time.

Explanation:

The debt-to-income (DTI) ratio measures the amount of income a person or organization generates in order to service a debt.

How do species evolve?

Answers

Answer:

Natural selection.

Explanation:

Animals mate with different animals creating a species with different genes that helps their kin live longer or stronger.

Biologists believe that new species evolve from existing species by a process called natural selection. ... Organisms that inherit that favorable new gene are likely to become more abundant than others of the species. Sometimes the population of a species becomes separated into two areas, by geography or by climate.

what are the two effects of world war one?

Answers

Answer:

1. Loss of almost an entire generation of young men by Europe.

2. Nationalism raised in the colonial empires

Explanation:

The First World War leads to destruction of empires. Numerous new nation-states were created. United States were forced to become a world power that in turn lead to the rise of Hitler and Soviet communism.

Effects of world war one are as follows:

1. Loss of almost an entire generation of young men by Europe.

2. Nationalism raised in the colonial empires

help me help plssss its 8th grade

Answers

Answer:

it is not readen can you please take a picture again

I’m sorry I can’t see the pic I am sorry wish I could help

Organs whose activity is simulated by FSH are indicated by

Answers

Follicle stimulating hormone is responsible for stimulating the growth of ovarian follicles that produce estrogen and progesterone. It also stimulates the growth of eggs in the ovaries

Answer:

Gonads, thyroid gland, adrenal gland

What is the period of a wave if the wavelength is 100 m and the speed is 200 m/s?
O 0.5 s
o 25
100 s
200.000 s

Answers

Answer: 0.5 s

Explanation: speed = wavelength · frequency and period T = 1/ frequency.

Frequency = speed / wavelength = 200 m/s : 100 m = 2 s^-1 and T = 0.5 s

.how does contraction of a single muscle cell, which would cause tension on the surrounding endomysium, ultimately cause tension on the tendon of the muscle?

Answers

When a single muscle cell contracts, the causes tension on the surrounding endomysium, ultimately causing tension on the tendon of the muscle to be transferred to the surrounding endomysium.

What is a contraction?

Contraction is the act of pulling or tightening a muscle through the movement of the muscle fibres. This movement generates tension, which is transmitted through the endomysium to the tendon of the muscle.

A single muscle cell is the fundamental unit of muscle contraction. The contraction of these cells results in a number of biochemical and biophysical changes within the cells, culminating in muscle tension. The tension is transferred to the surrounding endomysium, which is a thin layer of connective tissue surrounding each muscle fiber. When tension is applied to the endomysium, it transfers the force to the perimysium, which is a thicker connective tissue layer that surrounds bundles of muscle fibers.

Finally, the tension reaches the epimysium, which is a dense layer of connective tissue that surrounds the entire muscle. The epimysium is continuous with the tendon, which is a tough band of connective tissue that connects the muscle to the bone. Therefore, the contraction of a single muscle cell causes tension in the tendon of the muscle.

Learn more about endomysium: https://brainly.com/question/28200079

#SPJ11

What affects the rate of alcoholic fermentation

Answers

Answer:

The rate of fermentation is influenced by several factors like temperature, type of sugar solution, concentration of yeast and concentration of glucose.

Explanation:

The diagram below shows a diploid cell with two homologous pairs of chromosomes. Due to independent assortment and crossing-over, the possible allelic combinations that could be found in gametes by the meiotic division of this cell are _________________.

A
Bb, Dd, BB and DD
B
BD, bD, Bd and bd
C
BBDd and BDbd
D
Bd and bD only

Answers

Due to independent assortment and crossing-over, the possible allelic combinations found in gametes by the meiotic division of this cell are B and D can be on one chromosome, while b and d can be on the other. Therefore, the correct answer is (B) BD, bD, Bd, and bd.

What is crossing-over?

Crossing-over is a process that occurs during meiosis, the cell division process that produces gametes (sperm and egg cells) in sexually reproducing organisms. During crossing-over, homologous chromosomes exchange genetic material, resulting in the creation of new combinations of alleles.

What is the law of independent assortment?

The law of independent assortment is a fundamental principle in genetics that describes how different genes are inherited independently. Gregor Mendel first proposed this principle.

To learn more about genetics, visit here:

https://brainly.com/question/30459739

#SPJ1

functional sterility results when the sperm count per milliliter falls below which number?

Answers

Functional sterility results when the sperm count per milliliter falls below 20 million.

What is functional sterility?

Functional sterility is a condition that occurs in men when their sperm count per milliliter falls below a certain threshold. In men, a low sperm count is considered a problem if it is less than 15 million sperm per milliliter or 39 million sperm per ejaculate.

Functional sterility is also caused by a variety of other factors that contribute to a low sperm count. Hormonal imbalances, chronic illness, genetic defects, and some medications are examples of such factors. In some cases, radiation therapy and chemotherapy for cancer treatment may also result in functional sterility.

If you need to learn more about the sperm cells click here:

https://brainly.com/question/28047455

#SPJ11

If a mutation has no effect on fitness, it may stay in the gene pool indefinitely.
TRUE/FALSE

Answers

The given statement "If a mutation has no effect on fitness, it may stay in the gene pool indefinitely" is true because If a mutation has no effect on fitness, meaning it neither enhances nor reduces an organism's ability to survive and reproduce.

It is considered neutral in terms of natural selection. In this case, the mutation can persist in the gene pool indefinitely. Since natural selection acts on traits that affect an organism's fitness, mutations that have no impact on fitness are not subject to selective pressures. As a result, these neutral mutations can accumulate and persist in a population without being eliminated by natural selection.

Over time, the frequency of these neutral mutations may fluctuate due to genetic drift, migration, or other factors, but they can remain in the gene pool over generations. It's important to note that even though a neutral mutation may persist, it may still be lost or go to fixation in a population due to random chance or other evolutionary forces.

To know more about mutation, refer here:

https://brainly.com/question/15112360#

#SPJ11

anaerobic respiration allows a cell to break down carbohydrates in the absence of oxygen. identify how nad is used by animal cells during anaerobic respiration

Answers

During anaerobic respiration, animal cells use NAD+ (nicotinamide adenine dinucleotide) in a process called fermentation. In the absence of oxygen, the cells rely on fermentation to generate energy from carbohydrates.

Fermentation is a metabolic process that converts carbohydrates, such as sugars or starches, into simpler compounds, typically in the absence of oxygen. It is carried out by microorganisms like yeast, bacteria, or fungi. During fermentation, these microorganisms break down the carbohydrates into various byproducts, including alcohol, acids, or gases. Fermentation plays a crucial role in various industries, including food and beverage production.

It is widely used in the production of alcoholic beverages, such as beer, wine, and spirits. It also contributes to the formation of flavors and textures in foods like bread, cheese, yogurt, and sauerkraut. Fermentation has been employed by humans for thousands of years and has significant cultural and historical importance. It not only enhances the preservation of food but also provides unique tastes and aromas.

To learn more about Fermentation visit here:

brainly.com/question/31279960

#SPJ4

Trace the path that a red blood cell would take as it travels from the following capillary beds. Include all chambers, valves, and vessels. You may use arrows between structures.
1. Right pollex to left ankle
2. spleen to left lung
3. left kidney to right frontal lobe of brain

Answers

The red blood cell starts travelling from right pollex and ends its journey at right frontal lobe of brain.

The trace the path that a red blood cell would take as it travels from the following capillary beds are below:

1. Right pollex to left ankle

• The red blood cell first travels from the capillaries in the Right pollex and enters the venule.

• From the venule, it flows through the median cubital vein to the basilic vein.

• It enters the brachial vein and travels through the axillary vein and subclavian vein.

• From the subclavian vein, it enters the left brachiocephalic vein and travels through the superior vena cava.

• Finally, the blood cell enters the right atrium, passes through the right ventricle, the pulmonary artery, lungs, pulmonary vein, left atrium, left ventricle, and aorta, and reaches the left ankle.

2. spleen to left lung

• The red blood cell first travels from the capillaries in the spleen and enters the splenic vein.• It then enters the hepatic portal vein and travels to the liver.

• From the liver, it enters the inferior vena cava.

• Finally, the blood cell enters the right atrium, passes through the right ventricle, the pulmonary artery, lungs, pulmonary vein, left atrium, left ventricle, and aorta, and reaches the left lung.

3. left kidney to right frontal lobe of brain

• The red blood cell first travels from the capillaries in the left kidney and enters the renal vein.

• It then travels through the inferior vena cava to the right atrium.

• From there, the blood cell enters the right ventricle, the pulmonary artery, lungs, pulmonary vein, left atrium, left ventricle, and aorta.

• It then travels through the brachiocephalic artery, the right subclavian artery, the right common carotid artery, and the right internal carotid artery, and reaches the right frontal lobe of the brain.

Learn more about pulmonary vein here: https://brainly.com/question/14309455

#SPJ11

What is the effect of slow climate change?

Answers

Answer: Climate change also increases the appearance of more violent weather phenomena, drought, fires, the death of animal and plant species, flooding from rivers and lakes, the creation of climate refugees and destruction of the food chain and economic resources, especially in developing countries.

Explanation: Hope this helps

How can fossils be used to determine the relative ages of rock layers?

Answers

Answer:

they use radiometric dating methods (find out what day it was formed)

Explanation:

based on the natural radioactive decay of certain elements such as potassium and carbon, as reliable clocks to date ancient events.

how it reacts to certain chemicals can determine how old it is

Why are flowers so important to a plant?

Answers

Answer: Flowers help purify water and also helps hold the soil in place and prevent erosion.

CREDIT: fed.us

Answer:

The primary purpose of a flower is reproduction. Since the flowers are the reproductive organs of plant, they mediate the joining of the sperm, contained within pollen, to the ovules — contained in the ovary. Pollination is the movement of pollen from the anthers to the stigma.

Explanation:

Courtney and Kenzie are doing an experiment to determine which fish food gives their fish more energy. They have two fish tanks, each with the same number, size, and type of fish. The tanks are the same size and have identical filters and decorations. They were both filled with store-bought spring water and are cleaned at the same time. When the girls submitted their results to a journal for publication, scientists criticized the experiment.


What about the experiment would need to be changed so that scientists might accept their findings?


A) The fish would need to be fed more food.

B) The tanks would need more fish in each one.

C) There would need to be several more tanks of fish.

D) The tanks would need to have a different type of water

Answers

When Courtney and Kenzie submitted their results to a journal for publication, scientists criticized the experiment. The experiment would need to be changed so that scientists might accept their findings by having several more tanks of fish.

Why would they need to change their experiment? Scientists criticized the experiment because it is not possible to determine which fish food gives their fish more energy just from two tanks of fish. Having more tanks of fish would mean that the study is more precise and closer to what could happen in the real world. This will result in more precise findings to support or reject the hypothesis that the fish food gives their fish more energy. Therefore, it can be concluded that C) There would need to be several more tanks of fish is the correct option.

To know more about accept visit:

https://brainly.com/question/32225449

#SPJ11

which group of genes in drosophila embryos must be mutated if the result is elimination of a significantly sized, contiguous region of segmentation?

Answers

The group of genes in Drosophila embryos must be mutated if the result is the elimination of a significantly sized, contiguous region of segmentation is gap genes.

What are gap genes?

Gap genes are a group of genes that are expressed throughout the central region of the Drosophila embryo. Gap genes, along with other segmentation genes, are responsible for establishing the boundaries between segments in the developing Drosophila embryo. Gap genes are classified into three broad categories: anterior, middle, and posterior, based on their expression patterns.

Gap genes in Drosophila are required for correct patterning of the anterior-posterior axis of the embryo. Gap genes are necessary for defining the broad regions of segmentation, which are then subdivided into smaller regions by pair-rule genes. The proper patterning of the Drosophila embryo requires the activity of gap genes.

In contrast to maternal genes, which establish the anterior-posterior axis of the embryo, gap genes define large, contiguous regions of the developing embryo and are necessary for setting up the basic body plan.

If you need to learn more about the genes click here:

https://brainly.com/question/19947953

#SPJ11

Summarize the path of an oxygen molecule from the nose to the bloodstream the​

Answers

Answer:

The oxygen molecule passes through the wall of the alveoli and enters inside tiny blood vessels called capillaries where exchange occurs.  A protein called hemoglobin in the red blood cells then carries the oxygen around your body.

Explanation:

Match the following terms and definitions. 1. an electrical nerve impulse sent by nerve fibers to the central nervous system for interpretation chemoreceptors 2. neurons that detect chemicals such as those found in food effector 3. type of eyes many arthropods have; eyes that protrude outward and consist of many lenses electroreceptors 4. the structure that gives the response to an environmental change compound eyes 5. neurons that detect electrical fields action potential 6. secretion of hormones into the blood stream to affect distant processes endocrine

Answers

Answer:

1. an electrical nerve impulse sent by nerve fibers to the central nervous system for interpretation. Action potential.

2. neurons that detect chemicals such as those found in food. Chemoreceptors.

3. type of eyes many arthropods have; eyes that protrude outward and consist of many lenses. Compound eyes.

4. the structure that gives the response to an environmental change. Effector

5. neurons that detect electrical fields. Electroreceptors.

6. secretion of hormones into the blood stream to affect distant processes. Endocrine.

Explanation:  

An action potential is a change in the internal charge of a cell due to depolarization. These changes allow the transmission of a message from any part of the body to the central nervous system. The central nervous system will interpret the message and will give a response.

There are different types of receptors in our bodies. Chemoreceptors are the ones that detect chemicals and produce an action potential or a neurotransmitter. These receptors respond to chemicals. Another type of receptor is the electroreceptors. They detect electrical fields and are only on the skin of aquatic animals.

Compound eyes have a large number of ommatidia. As a result, the anthropods with this type of eyes have a large view angle. In other words, every ommatidium sees an image, and the final product is a combination of all of them.

The effector is the structure that gives an answer once an affector has sent the message to the nervous system that there was a change in the environment.

There are different kinds of secretions, autocrine, paracrine, and endocrine. In the endocrine secretion, the gland secrets hormones into the bloodstream so that they can travel long distances up to their target cell, which is far from the gland.

1. an electrical nerve impulse sent by nerve fibers to the central nervous system for interpretation. Action potential

2. neurons that detect chemicals such as those found in food. Chemoreceptors

3. type of eyes many arthropods have; eyes that protrude outward and consist of many lenses. Compound eyes

4. the structure that gives the response to an environmental change. Effector

5. neurons that detect electrical fields. Electroreceptors

6. secretion of hormones into the blood stream to affect distant processes. Endocrine

Inside a human stomach, hydrochloric acid is important in digestion. Which reason best explains why the enzymes found in other parts
of the body would not function well in the stomach?
a. The temperature is too high
b. There is not enough water
C. The pH is too acidic
d. There are not enough substrates

Answers

Answer:

C. The pH is too acidic

Explanation:

Many acids and bases in living things are secreted to provide the proper pH for enzymes to work properly. Enzymes are biological catalysts, such as pepsin, which is needed to digest protein in the stomach and requires an acidic environment.

hat are the two possibilities for Fred’s genotype?BRAIN 10 POINTS ​

Answers

Answer:

11%2F6_ -Amoeba Sisters Video Recap and Practice Problems.docx

Explanation:

#maxmeasabrainliest

Which statement would be most appropriate when thanking the Band Parents Group for a large college scholarship?

A. You guys are awesome!

B. I am totally psyched about this scholarship.

C. Your generosity shall not be unacknowledged.

D. Thank you very much for this honor,

Answers

D. thank you very much for this honor

Answer: Thank you very much for this honor,

Explanation: You should act formally when talking to people who are respected. This is the most obvious choice hence the situation.

Select the correct statement about the three-chambered hearts of amphibians and nonbird reptiles. A scheme of blood circulation of reptiles except for birds. The reptiles have a three-chambered heart that consists of two atria and one ventricle with an incomplete septum. There are two circuits: pulmonary and systemic. In the pulmonary circuit, the blood from the right ventricle is pumped in to lung capillaries and returned to the left atria. In the systemic circuit, the blood is pumped from the left ventricle to the systemic capillaries via the left systemic aorta and is then returned to the right atria. There is also one vessel going from the right ventricle to the aorta right before it branches to smaller arteries. This vessel carries mixed blood. All blood on the right side of the circuits is venous and all blood on the left side is arterial. Select the correct statement about the three-chambered hearts of amphibians and nonbird reptiles. The three-chambered hearts of amphibians and nonbird reptiles are facultative, allowing variation in blood flow through the heart. The three-chambered heart is inferior to the four-chambered hearts of birds and mammals, limiting the evolutionary success of amphibians and nonbird reptiles. Pulmonary and systemic blood fully mixes in the ventricle of a three-chambered heart.

Answers

Answer:

The three-chambered hearts of amphibians and nonbird reptiles are facultative, allowing variation in blood flow through the heart.

Explanation:

In Anatomy, cardiac cycle can be defined as a complete heartbeat of the human heart which comprises of sequential alternating contraction and relaxation of the atria and ventricles, therefore causing blood to flow unidirectionally (one direction) throughout the human body.

Generally, the cardiac cycle occurs in two (2) stages;

I. Diastole : in this stage, the ventricles is relaxed and would be filled with blood.

II. Systole: at this stage, the muscles contracts and thus, allow blood to be pushed through the atria.

All amphibians and reptiles except for crocodiles (having four-chambered heart) have three-chambered hearts, which typically comprises of a partially divided ventricle and two atria.

Hence, the correct statement about the three-chambered hearts of amphibians and nonbird reptiles is that, the three-chambered hearts of amphibians and nonbird reptiles are facultative, allowing variation in blood flow through the heart due to the partially divided ventricle.

The total volume of water that flows past a certain point in a given time, often expressed in thousands of cubic meters per second, is described as a stream's The total volume of water that flows past a certain point in a given time, often expressed in thousands of cubic meters per second, is described as a stream's flow

Answers

The total volume of water that flows past a certain point in a given time, often expressed in thousands of cubic meters per second, is described as a stream's flow. Accurate measurements of stream flow are crucial for many applications, such as flood forecasting, irrigation planning, and hydroelectric power generation. The flow rate of a stream is usually measured in cubic meters per second (cms), and it represents the volume of water that flows past a certain point per second.

The stream's flow may vary significantly depending on the season, precipitation, and other factors. Some streams may be entirely dry in summer, while others may carry several thousand cubic meters of water per second.The total volume of water that flows past a certain point in a given time can be expressed as a rate in units of volume per time, such as cubic meters per second or thousands of cubic meters per second. For example, a stream's flow rate of 5000 cubic meters per second means that 5000 cubic meters of water flow past a given point on the stream every second. In stream flow rate is the total volume of water that flows past a certain point in a given time, often expressed in thousands of cubic meters per second. It can be calculated as the product of the stream's cross-sectional area and its average velocity. The flow rate of a stream can vary significantly depending on precipitation, season, and other factors, and it is an important consideration for the management of water resources. Accurate measurements of stream flow are crucial for many applications, such as flood forecasting, irrigation planning, and hydroelectric power generation.

To know more about flood forecasting visit:

https://brainly.com/question/2327275

#SPJ11

Which of the following are possible results of mutated genes?
(Choose all that apply)


minimal effect

no effect

beneficial effect

harmful effect

Answers

Answer:

harmful effect and no effect

Explanation:

No effect: most mutated genes destroy themselves before it gets to far

Harmful effect: an example of harmful effects would be down-syndrome (where you have 3 21-chromosomes and you are only supposed to have 2)

Answer:

no effect, beneficial effect, harmful effect

Explanation:

Which of the following are possible results of mutated genes? (Choose all that apply)

no effect

beneficial effect

minimal effect

harmful effect

Beneficial mutations increase the diversity of the gene pool, which adds to the survival of the species as opposed to those that have harmful or no effect.

Took the test and these are the correct answers.

chromosome 7 has a gene named foxp2. if this gene were spliced into non-human animals, would they be able to produce speech?

Answers

Chromosome 7 contains the gene FOXP2 which is involved in speech and language development. The FOXP2 gene is important in the development of certain parts of the brain that are necessary for speech and language. However, simply splicing the FOXP2 gene into non-human animals would not be sufficient for them to produce speech.

Speech and language are complex behaviors that involve a variety of factors including brain structure, neural connections, and muscle control. While the Chromosome 7 consisting FOXP2 gene is involved in some aspects of language development, it is not the only gene involved, and it cannot by itself give animals the ability to produce speech. Moreover, the human version of the FOXP2 gene differs from that of other animals in important ways. Mutations in the FOXP2 gene in humans have been associated with language disorders, and studies have shown that the gene plays a role in the development of certain brain regions involved in speech and language. Therefore, while splicing the FOXP2 gene into non-human animals might lead to some changes in brain development, it would not be sufficient to give them the ability to produce speech as seen in humans.

Learn more about the Chromosome 7:

https://brainly.com/question/11912112

#SPJ11

tadpoles must undergo a major metamorphosis to become frogs. this change includes reabsorption of the tail, growth of limbs, calcification of the skeleton, increase in rhodopsin in the eye, development of lungs, change in hemoglobin structure, and reformation of the gut from the long gut of an herbivore to the short gut of a carnivore. amazingly, all of these changes are induced by triiodothyronine. what is the most likely explanation for such a wide array of effects of thyroxine?some tissues have membrane receptors for triiodothyronine, while other tissues have triiodothyronine receptors within the nucleus.different releasing hormones release triiodothyronine to different tissues.there are many different forms of triiodothyronine, each specific to a different tissue.different tissues have triiodothyronine receptors that activate different signal transduction pathways.

Answers

The hormone triiodothyronine (T3) plays a crucial role in the metamorphosis of tadpoles into frogs, triggering various transformative processes such as tail reabsorption, limb growth, skeletal calcification, and organ development.

Triiodothyronine (T3) is a hormone that regulates the body's metabolism. Tadpoles undergo a major metamorphosis to become frogs, which involves several changes, such as reabsorption of the tail, growth of limbs, calcification of the skeleton, increase in rhodopsin in the eye, development of lungs, change in hemoglobin structure, and reformation of the gut from the long gut of an herbivore to the short gut of a carnivore.

Interestingly, all of these changes are induced by triiodothyronine.

Different tissues have triiodothyronine receptors that activate different signal transduction pathways is the most likely explanation for such a wide array of effects of thyroxine.T3 receptor, a member of the nuclear hormone receptor superfamily, is present in the cell nucleus of many tissues, including those in the nervous system, liver, kidney, and the cardiovascular system.

The receptor is a transcription factor that binds to DNA in the cell nucleus, where it activates or represses gene expression. The T3 receptor regulates the transcription of target genes that are critical for controlling development, growth, differentiation, and metabolism in various tissues.

T3 controls a wide range of physiological processes by regulating gene expression, and the effects of T3 are tissue-specific.

Learn more about triiodothyronine (T3): brainly.com/question/13065085

#SPJ11

Other Questions
The current earnings per share is $10 for dansome corp. the implied price earnings ratio is 5. the present value of future cash flow per share is: _________a. 50b. 60c. 70d. none Of above Digital investigative analysis requires analysts to perform _____ on digital devices. Analysts ask questions in the form of keyword searches and review digital _____ to form additional questions or leads based on the answers received. In Santa Barbara, Private Investment is 30 percent of GDP, and Private Saving is 25 percent of GDP. The Government is running a 4 percent fiscal surplus. We are therefore expecting a current account balance of: (1) 1 percent, (11) 7 percent, (iii) zero percent, (iv) negative 1 percent, (v) negative 7 percent. Looking at the national accounts for GDP, would you describe what has happened to the labor income share over time? Is there a way to account for these trends? The nominal, risk-free rate on T-bills recently is 2.31%. If the real rate of interest is 0.81%, what is the expected level of inflation? The expected level of inflation, IP, is % The approximation of 1 = integral (4,1) cos(x3-5/2 ) dx using composite Simpson's rule with n= 3 is: None of the Answers 3.25498 O This option This option 1.01259 0.01259 In this scenario, your company has recently participated in a hostile take-over of one of your main competitors. As you can imagine, considerable tension and anxiety is paramount due to the obvious duplication of some positions and departments. There is an immediate need to address this concern including the possibility of staff reduction. After reviewing all related course and resource materials, and conducting your own research, complete the following discussion question:Explain how you will apply the leadership concepts of respectful communication, ethical decision making, relationship building, and conflict resolution in order to make this a smooth and effective transition for all employees. Remember to address each of the following:(1) respectful communication,(2) ethical decision making,(3) relationship building, and(4) conflict resolution 1. In 1998, using grant money from the Environmental Protection Agency (EPA), OTA subsidized the creation of "integrated contingency plans" at two companies, one of which was Franklin Paint. From the case find out laws that is requirement for the project initiated by s Franklin Paint. Explain their importance for the Franklin Paint ( 10 Marks )2. "Our people are the most important factor we have," said Schultz. "We want to keep them as long as we can and we want to keep them healthy." In your opinion , why do you think Schultz has emphasized on this statement ( 5 MARKS )3. Develop a diagram that shows the method in which the Franklin Paint has reduced the Toxics Use ( 5 MARKS )4. Summarize the case study in your word. ( 5 Marks)5. Read the case and solve the crossword puzzle ( 5 Marks) the last line in the quote above a shows that even though we dream, our past keeps them from being realized. b. shows that daisy could never love gatsby based on his education c. shows that some dreams can never be realized. d. shows that we will always move toward our dreams. c. shows that no one can break into the old money crowd. Question 58 3 points Save Answer XYZ Corporation, located in the United States, has an accounts payable obligation of 639 million payable in one year to a bank in Tokyo. The current spot rate USDJPY Write a recursive method that parses a hex number as a string into a decimal integer. The method header is: public static int hexa Dec (String her string) that prompts the user to equivalent. Recally A16= 101.960.-(4910) enter a hey string displays its decineal Use the hex values to convert: BAD, BAC98, BabA73 Write a program demo following 8. The stockholders' equity section of the balance sheet for Scuba Gear Corporation appeared as follows before its recent stock dividend: Common stock, $5 par, 100,000 shares issued and outstanding $ 500,000 Additional paid-in capital 100,000 Retained earnings 725,000 Total stockholders' equity $1,325,000 Scuba Gear declared a 10% stock dividend when the market price per share was $8. After the stock dividend was distributed, the components of the stockholders' equity section were: Common Stock Add'l. Paid-in Capital Retained Earnings a. $580,000 $100,000 $645,000 $550,000 $100,000 $675,000 $550,000 $130,000 $645,000 d. There would be no change in the components of stockholders' equity. True or False, and Why?Under consumption of education and health services of the pooris an example of moral hazard. Diagnostic Supplies has expected sales of 175,000 units per year, carrying costs of $5 per unit, and an ordering cost of $7 per order. a. What is the economic ordering quantity? a bond with par value of $1,000 has an annual coupon rate of 6.0 nd currently sells for $940. what is the bonds current yield? (round your answer to 2 decimal places.) Which of the following cannot be claimed on the TP-1015.3-V?a. Amounts transferred from a spouseb. Registered Retirement Savings Plan deductionc. Amount for dependantsd. Basic amount Which factor can producers acquire that consumers cannot obtain in the primary production of an ecosystem? O A. nutrients from the soil O B. water O C. energy from the surroundings O D. oxygen from the air Which process in an ecosystem recycles nutrients from organisms back into the soil? o A. production of food molecules O B. collection of energy from the sun O C. consumption by tertiary consumers D. decomposition of animal remains in the following screen, an administrator is trying to leverage access control to limit access to which azure service? what is ironic about sethe's and denver's initial reactions to beloved's presence? A 15.0 kg block is attached to a very light horizontal spring of force constant 475 N/m and is resting on a smooth horizontal table. (See the figure below (Figure 1) .) Suddenly it is struck by a 3.00 kg stone traveling horizontally at 8.00 m/s to the right, whereupon the stone rebounds at 2.00 m/s horizontally to the left.A. Find the maximum distance that the block will compress the spring after the collision.(Hint: Break this problem into two parts - the collision and the behavior after the collision - and apply the appropriate conservation law to each part.) Metal Pad Manufacturer: MetalCo Pile driving machines like the one pictured below use a powerful hammer to drive metal or cement piles into the ground to form the foundations of buildings. Your company, MetalCo, has invented a new product, a curled metal pad that can be used to cushion the shock between pile driving machine hammers and the piles. Cushioning pads keep the shock of the hammer strike from damaging the pile as they are hammered into the ground. Each year about 300 million feet of piles are driven in the US. In the past, the pile driving companies simply used blocks of wood which sometimes caught on fire, so now they mainly use unbranded pads made of pieces of asbestos-like material that they buy from local industrial supply houses for about $3 a piece. These supply houses sell a wide variety of products needed by construction companies. They mark-up their products to sell for 30% over their cost to buy the products. Typically, pile-driving companies rent their equipment and pay their workers an hourly wage. Rental and labor costs geth are about $150 per hour per machine. MetalCo is a small ($20m in sales) but successful firm specializing in a metal wire twisting technology typically used for making various kinds of filters for the automobile industry. Your new product is a completely new application of this technology. It is made from metal wire twisted to form a coil and then wound to form a pad. The pad is expected to transfer the driving energy to the pile much more efficiently and is protected by a patent. Each pad costs $25 to make and will not require any additional investment in plant or equipment. Your company has a policy of marking up its products by 50% over the variable costs of manufacturing. After months of effort, a responsible pile-driving contractor, PileCo, finally agreed to try your new metal pads - no strings attached. The test job was typical and required 15,000 feet of piles to be driven. A job this size would require approximately 100 of the asbestos-like pads and would drive piles at a speed of 100 feet per hour. PileCo appeared to be very excited by the results. So far all you know is that the new pads significantly increased the speed with which piles could be driven and that just 5 pads were needed for the entire job. You are scheduled to meet with PileCo to negotiate selling your metal pads to them directly (i.e. skipping the supply house) for a period of 1 year. How would you price the new metal pads?1. Calculate the price you would be willing to accept for metal pads.2. Consider how you would promote the new pads.