I need help not sure

Answer:

DNA: A = T and T = A. C = G and G = C

T A C G A T T G G A C G

mRNA: A = T and T = U . C = G and G = C

T U C G U T T G G U C G

Amino Acids:

A = Adenine

T = Thymine

G = Guanine

C = Cytosine

U = Uracil

Answer:

Respiration is the correct answer. Respiration process that occurs in the presence of oxygen is called aerobic respiration, generally seen among humans.

Explanation:

Answer:

Cellular respiration

Explanation:

The Krebs cycle takes place in the mitochondria, so if the mitochondria wasn't able to function correctly, cellular respiration would be unable to take place.

Answer:

i think its b i took the test but i forgot the answer

Explanation:

The best explanation for the difference in the cellular vacuole size is option d. The corn cells' have a large vacuole size.

When there is the difference in the vacuole size that lies between the two biotic organism so it is due to the corn cells that contain high vacuole since they are in contact with various toxins in the soil that need to be eliminated from the cell.

hence, the correct option is d.

And, the rest of the options are wrong.

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Certain types of fibers and other food components that are degraded by gastrointestinal bacteria are called fermentable substrates.

Fermentable substrates refer to dietary components that undergo fermentation by bacteria in the gastrointestinal (GI) tract.

These substances are typically resistant to digestion by human enzymes and reach the colon intact, where they serve as a source of energy for the resident gut microbiota.

Fermentation is a metabolic process carried out by bacteria, which involves the breakdown of complex organic compounds into simpler compounds such as short-chain fatty acids, gases (e.g., hydrogen, carbon dioxide), and other byproducts.

The gut bacteria possess enzymes that can break down specific fibers and other food components that are not digested by human enzymes in the upper digestive tract.

Examples of fermentable substrates include dietary fibers, such as soluble fibers (e.g., pectins, gums, inulin) and insoluble fibers (e.g., cellulose, hemicellulose), resistant starches, and certain oligosaccharides.

These substrates can be fermented by colonic bacteria, leading to the production of beneficial metabolites like short-chain fatty acids (e.g., acetate, propionate, butyrate) that provide energy to the colon cells and exert various health benefits.

The fermentation of these substrates by GI bacteria plays a crucial role in maintaining gut health, promoting the growth of beneficial bacteria, modulating immune responses, and influencing overall metabolic and physiological functions.

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The molecule: 5′-GGAAAAGGAGAUGGGCAAGGGGAAAAGGAGAUGGGCAAGG-3′ is the most likely to fold into a specific structure as a result of intramolecular base-pairing, option D is correct.

This is because it contains complementary regions that can form stable base pairs. Specifically, the sequence contains several repeated stretches of the nucleotide G, followed by A, forming G-A base pairs.

These repeated motifs increase the likelihood of stable base pairing interactions and formation of secondary structures, such as stem-loop structures. In contrast, molecules A, B, and C lack repeated motifs or complementary regions, making it less likely for them to form specific structures through intramolecular base-pairing, option D is correct.

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The complete question is:

Which of the following molecules of RNA would you predict to be the most likely to fold into a specific structure as a result of intramolecular base-pairing?

A) 5′-CCCUAAAAAAAAAAAAAAAAUUUUUUUUUUUUUUUUAGGG-3′

B) 5′-UGUGUGUGUGUGUGUGUGUGUGUGUGUGUGUGUGUGUGUG-3′

C) 5′-AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA-3′

D) 5′-GGAAAAGGAGAUGGGCAAGGGGAAAAGGAGAUGGGCAAGG-3′

Answer:

keratin.

Explanation:

keratin is a fibrous protein that has protective and structural functions in the body.

to fulfil it's functional necessities keratin has characteristics that makes it insoluble and repellent to damage.

to fulfil it's functional necessities keratin has characteristics that makes it insoluble and repellent to damage.in the human body, keratin can be present in - hair and finger nails.

hope it helps. :)

Answer: Eukaryotes

Explanation:

Eukaryotes have membrane bound organelles like nuclei. Arcahea and Prokaryotes don't have memrbane bound organelles

Pre-mRNA has to be "tailed" before it migrates to the cytoplasm, option C is correct.

Pre-mRNA is the initial transcript synthesized during transcription in eukaryotic cells. Before it can be transported from the nucleus to the cytoplasm for translation, the pre-mRNA molecule undergoes a process called RNA processing or RNA splicing. This process involves the removal of non-coding regions called introns and the joining together of coding regions called exons. Once the pre-mRNA has undergone splicing, it is converted into mature mRNA, which can then be transported to the cytoplasm for translation.

Pre-mRNA processing is a crucial step in gene expression regulation in eukaryotic cells. After transcription, the pre-mRNA molecule contains both introns and exons. Introns are non-coding regions that do not contain instructions for protein synthesis, while exons are the coding regions that contain the protein-coding sequences, option C is correct.

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The complete question is:

"Which of the following has to be ""tailed"" before it migrates to the cytoplasm?Group of answer choices, pick one:

A.mRNA

B.tRNA

C.pre-mRNA

D.rRNA"

Answer:

Viruses can replicate inside a host that they infect. ... The epiglottis closes the air pathway so that food will not enter it.

Answer:

B.) Viruses can replicate inside a host that they infect.

Explanation:

I just finished this test and got it right. This was the answer for me

Answer:

1. Protect drinking water by using less pesticides and fertilizers.

2. Reduce soil erosion by using conservation practices and other applicable best management practices.

3. Use planned grazing systems on pasture and rangeland.

The genotypes and eye colors of the flies are as follows:

XRX' and XRY: Red-eyed male and female, respectively.

XX: Red-eyed female.

XRXR: Red-eyed male.

XY: White-eyed male.

The genotypes of the parents in the crosses are:

1. White-eyed female (XX') and red-eyed male (XRY).

2. Pure red-eyed female and white-eyed male.

The number of flies with each eye color and sex cannot be determined without additional information or the specific inheritance pattern of the traits.

To determine the sexes and eye colors of fruit flies with the given genotypes, we need to understand the sex-linked inheritance of eye color in fruit flies.

X represents the X chromosome, and Y represents the Y chromosome, which determines the sex of the flies. The prime symbol (') denotes the mutant version of the gene.

Given genotypes:

1. XRX': This represents a red-eyed female.

2. XRY: This represents a red-eyed male.

3. XX: This represents a female with an unknown eye color.

4. XRXR: This represents a red-eyed female.

5. XY: This represents a male with an unknown eye color.

To determine the genotypes of flies with specific eye colors:

1. White-eyed male: The genotype would be XrY.

2. White-eyed female: The genotype would be XrXr.

3. Red-eyed female (heterozygous): The genotype would be XRXr.

4. Red-eyed male: The genotype would be XRY.

For the crosses:

1. Cross between a white-eyed female XX' and a red-eyed male XRY:

Genotypes of parents: Female (XX') and male (XRY)

Offspring: All female offspring will be red-eyed (XRX') and all male offspring will be white-eyed (XrY).

2. Cross between a pure red-eyed female and a white-eyed male:

Genotypes of parents: Female (XRXR) and male (XrY)

Offspring: All female offspring will be red-eyed (XRXr) and all male offspring will be white-eyed (XrY).

To summarize the genotypes of the parents and their eye colors:

White-eyed and male: XrY

White-eyed and female: XrXr

Red-eyed and male: XRY

Red-eyed and female: XRXr

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Answer:

Condensation is the change of water from its gaseous form (water vapor) into liquid water. Condensation generally occurs in the atmosphere when warm air rises, cools and looses its capacity to hold water vapor. As a result, excess water vapor condenses to form cloud droplets.

Explanation:

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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.

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Answer: silent mutation

Explanation:

I am not really sure but you can get the answer from it :

They discovered a fundamental mechanism of how proteins protect chromosomes while DNA is being copied (a process called DNA replication), which relies on a protein called RPA. Cells have a limited amount of this protein, which they use as 'band aids' to protect the DNA temporarily during replication.

Answer: Frontal lobe

Explanation:

Answer:

Agriculture is the mainstay of the economy, providing a livelihood for more than 70% of the population and accounting for a little over one-third of GDP,” according to the CIA. “Industrial activity mainly involves the processing of agricultural products, including pulses, jute, sugarcane, tobacco, and grain.

Answer:

Its not a flower can produce many seeds at the same time

Explanation:

D. Flowers produce seeds that are encased in protective fruits is a property of the flowers of angiosperms that is not shared by the reproductive structures of gymnosperms.

Gymnosperms are a group of seed-bearing plants that produce seeds that are not enclosed within a fruit. They are found in a wide range of habitats, from deserts to mountainous regions, and include many well-known species such as pine, spruce, and fir trees.

Gymnosperms are an ancient group of plants that have been around for over 300 million years, and they play an important role in many ecosystems by providing habitat, food, and other resources for wildlife and humans.

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Answer:

For men: 66 + (6.2 x weight) + (12.7 x height) – (6.76 x age)

For women: 655.1 + (4.35 x weight) + (4.7 x height) – (4.7 x age)

Explanation:

Answer:

There are 5 sacral vertebrae that are fused into one sacrum. There are seven cervical vertebrae, some of them containing a transverse foramen. There are twelve thoracic vertebrae, most of them with a long spinous process. The vertebral column is composed of thirty-three vertebrae distributed into 5 regions. There are three to 5 bones in the coccyx, with variability in the fusion. There are five lumbar vertebrae, which have large vertebral bodies.

Explanation:

The vertebral column has 33 vertebras and five sections. They are the cervical spine with seven vertebrae, the thoracic spine with twelve vertebrae, the lumbar spine with five vertebrae, the sacrum with five fused vertebrae, and lastly, the coccyx with three to five vertebrae. The vertebrae in each section have different characteristics. For example, the length of the spinous process changes becoming longer as we descend in the cervical and the thoracic spine, or the body of the vertebrae has different shapes in each section, or the presence of the transverse foramen in the cervical spine, which allow the passage of a nerve plexus, an artery, and a vein. Each section, with its characteristics, aligns to form the vertebrae column containing and protecting the spinal cord.  

Answer:

dung beetles

Explanation:

they reuse our waste for their needs

Answer:

Purple. Phenotype=visual characteristics