Is there a way to know any test exam style questions for 9th grade biology because biology is a very complex subject and lots of information to learn and I want to study the key details thanks:D

Answers

Answer 1
So I’m doing 9th grade bio honors rn and what I find works really well is the Barron’s review books.

Related Questions

The graph shows the growth and reproduction in 4 different cells, A, B, C, and D, over time. Use the graph to answer questions below.

Answers

Answer: A.

Explanation:

Cells generally have a relatively short lifestyle in that they grow, divide and then die off. This is not the case with cancerous cells as those ones mutate and then multiply such that they eventually form a tumor.

Looking at the graph, most of the cells are remaining at a lower or manageable number because they are dying off. Cell A on the other hand is simply increasing in number which means that it is a cancerous cell as it is increasing its number by mutating instead of dying off like other cells would.

How does the carbon in grass become part of a lion?

Answers

The carbon ends up in the food the lion eats.
Usually because they are in the same food chain. for example, lions are carnivores (eat other animals). it is likely an animal lions eat are herbivores (eats plants like grass) and therefore, when the lion eats the herbivore, it receives the grass and plants that herbivore ate as well.

What is the cause of this eustatic sea level change?

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Answer:

eustatic sea level are large scale events: tectonic activity shrinking or growing the area of world oceans, a rise in temperatures causing thermal expansion of water, or large ice sheets melting and adding water to the oceans are the three most common.

Explanation:

Hope I helped!!

what is not a principle of the cell theory

Answers

The cell theory consists of:

1. all living organisms are made up of cells

2. cells are the basic structural/organizational unit of all organisms

3. all cells come from pre-existing cells

change to passive voice:the police caught the boy red handed​

Answers

It is already in passive it looks like. Passive is past, and the word “caught” it passive because active would be “catch or catching”

ANSWER ASAP LOOK AT THE PICTURE BELOW


CORRECT ANSWER = BRAINLIEST!

LINKS OR FILES = REPORT

Answers

Answer:

A

Explanation:

The hypothesis that continents have slowly moved to their current locations is called ___.

O magnetic reversal

O continental drift

O convection

Answers

Answer:

Continental drift

Explanation:

saw it on quizlet

Energy from the sun, water, air, wood, and soil are all examples of what kind of energy?
ecological energy


organic energy


renewable energy


solar energy

Answers

Answer:

Renewable energy

Explanation:

All of these energy sources are ecologically renewable, and therefore are classified as renewable recources that provide renewable energy.

If a mineral has a mass of 20 and a volume of 4, What is its density?

Answers

Answer:

5 g/cm²

Explanation:

Density = Mass/Volume = 20/4 = 5

Therefore, the density of the mineral is 5 g/cm². (Assuming those are the proper units).

Explanation:

d =mass/volume

d=20/4 =5

situation 2: Throwing of garbage

Mat wants to throw his garbage inside the trash bin. Help him shoot his garbage right at the trash can by illustrating the trajectory. Explain below how you ended up with that trajectory.

#pa answer po (◠‿◕)​

Answers

I wanna throw my garbage too

What characteristics of the molecules being transported determines how they will cross the membrane?

A. Size and mass

B. Passive or active

C. Polarity and size

D. Charge and structure

Answers

Answer:

C. Polarity and size

Explanation:

Three primary factors determine whether a molecule will diffuse across a cell membrane: concentration, charge and size.

Answer:

C. Polarity and size

Explanation:

The polarity and size of the molecules being transported determines, how they will cross the membrane.

(Reply with the answer or get reported) Ty to whoever answers me :]​

Answers

Answer:

Allele frequency

Explanation:

Wind energy is a sustainable and renewable alternative to burning fossil fuels, with a much smaller impact on the environment.
What are some advantages of using wind as a source of energy?

Answers

Answer:

becsuse it rejects pollunation of air and environment

An individual observation can become a scientific theory.


False

True

Answers

Answer:

the answer is false: A scientific theory is a hypothesis that has been extensively tested, evaluated by the scientific community, and is strongly supported. Theories often describe a large set of observations, and provide a cohesive explanation for those observations. An individual cannot come up with a theory.

hope this helps

have a good day :)

Explanation:

Answer:

false

Explanation:

HURRYYYY PLEASE HELP ME I NEED IT RIGHT NOW!

Define groundwater and explain how it relates to the terms water table, aquifer, and confined aquifer.​

Answers

Explanation:

Groundwater is water that occupies the zone of saturation within the ground. The water table is the upper limit of the groundwater. An aquifer is a body of porous rock or sediment saturated with groundwater. Groundwater enters an aquifer as precipitation seeps through the soil. It can move through the aquifer and resurface through springs and wells. Groundwater separated from atmospheric pressure by relatively impermeable material is termed confined groundwater. When such zones are penetrated by wells, the water rises above the point at which it was first found because a confined aquifer is under pressure exceeding that of atmospheric pressure.

What is the amino acid sequence of the following mutation
ATT-GAG-CAG-TCA-AAA-TCC-G

Answers

Answer:

Yeah the answer is TAA-CTC-GTC-AGT-TTT-AGG-C

Explanation:

Had a question similar to this.

A roan cow is crossed with a red cow. What percent of the offspring will be roan?

Answers

Answer:

Red cows have a dominant red allele and white cows have a dominant white allele. When a red cow mates with a white bull, they can have offspring that have the color that is called Roan which is a red and white spotted appearance. This is an example of co-dominance

Explanation:

CORRECT ME IF I AM WRONG

If a roan cow is crossed with a red cow, the percentage of roan cow in the offspring will be 50%.

CO-DOMINANCE:A roan cow phenotype is a product of co-dominance between red (R) and white (W) alleles. This means that a roan cow will have a RW genotype.

If a roan cow is crossed with a red cow i.e. RW × RR, the gametes produced by each cow is as follows:

RW - R and WRR - R and R

Using a punnet square, the following offsprings of cow will be produced: 2RR, and 2RW.

This means that the percentage of roan cows in the offspring will be 50% i.e. ½ × 100 = 50%.

Therefore, If a roan cow is crossed with a red cow, the percentage of roan cow in the offspring will be 50%.

Learn more about co-dominance at: https://brainly.com/question/9881046

Are your two DNA strands similar? How do?

Answers

In short, DNA is a complex molecule that consists of many components, a portion of which are passed from parent organisms to their offspring during the process of reproduction. Although each organism's DNA is unique, all DNA is composed of the same nitrogen-based molecules.

you are desighing a new product that requires the use of stable honreactive gas which gas would be most suit able

Answers

Answer:

Noble Gases

Explanation:

Noble gases are the most stable due to having the maximum number of valence electrons their outer shell can hold.

Gases such as Helium, Neon, Krypton and Xenon.

Answer:

Noble gases or Neon

Explanation:

Just did the test

Endo and exocytosis:
A. Passive transport with the concentration gradient, requiring no energy.

B. Active transport of large molecules with the concentration gradient, thus requiring no energy.

C. Active transport of large molecules in and out of the cell. Requires energy.

Answers

Answer:

C. Active transport of large molecules in and out of the cell. Requires energy.

Explanation:

endo- the formal definition is “endometrial glands and stroma existing outside the endometrial cavity”. Essentially, it is tissue that resembles the endometrium (lining of the uterus), that exists other places. Most often, it is found in the pelvic peritoneum, or the lining of our abdominal cavity.

Exocytosis describes the process of vesicles fusing with the plasma membrane and releasing their contents to the outside of the cell. Both endocytosis and exocytosis are active transport processes.

Answer:

C. Active transport of large molecules in and out of the cell. Requires energy.

Explanation:

Endocytosis and exocytosis is an active transport of large molecules in and out of the cell, which requires energy.

PLEASE HELP I WILL GIVE BRAINLIEST:)

Answers

Answer:

agitated option is correct

Explanation:

because tectonic plates

please mark me as brianliest

In holly trees, red fruit (R) are dominant to white fruit (c), and spiny leaves (L) are dominant to smooth leaves (1).
Complete the Punnett square to figure out how many of the new holly tress from this cross would be expected
to have white fruit and smooth leaves.


complete the dihybrid punnet square to figure out how many of the new holly trees from this cross would be expected to have white fruit and smooth leaves?
A- 3
B- 9
C- 2
D- 1

Answers

Answer:

The answer is D: 1

Punnet squares are FUN

Invasive species can travel across oceans on ships.
A.) True
B.) False

Answers

Answer:

A. True

yes, Invasive species can travel across oceans on ships.

______ farming, or production for cash, usually take place on large holdings.

Answers

Cash crop farming, or production for cash, usually take place on large holdings. I think.

what is the relationship between man and the earth​

Answers

Explanation:

The earth was created to assist us in our progression toward Eternal Life. The earth provides plants and animals for our food. Man is to rule over the earth by tilling, protecting, and preserving it. In other words, man is to be a steward over the earth.

Which of the following are steps for balancing chemical equations? Check all that apply. A. Subtract the total amount of elements from the products. B. Add all the elements together. O c. Write the chemical equation using formulas and symbols. D. Count the atoms in each substance in the reactants and products.​

Answers

Answer:

c d

Explanation:

'Complete the diagram to show the results you would see at 40°C and 60°C'

Answers

Answeryeah it’s that one

Explanation: yup, definitely that one.

1
In order to keep up with the food demands of an increasing human population, farmers use fertilizers and other agricultural
technologies to grow and harvest more food. How do fertilizers negatively impact

the environment?
OA. The rate of nutrient depletion increases in soil that has been fertilized.
OB. Run-off from fertilized land increases nitrogen levels in ecosystems and encourages algal growth.
OC. Fertilizers are difficult to apply and require heavy machinery which damage land.
OD. Fertilizers allow crops to grow bigger and faster, so they can feed more people.

Answers

Answer:

OB. Run-off from fertilized land increases nitrogen levels in ecosystems and encourages algal growth. is the correct answer.

Explanation:

because This in turn is leading to global warming and weather changes.

A. The rate of nutrient depletion increases in soil that has been fertilized.

It increases nitrogen for better yield, but it affects the nitrogen cycle.

Provide a detailed description between how the circulatory and respiratory systems work together.

Answers

Answer:

How they work together!

Explanation:

They both work together to circulate oxygen and blood throughout the body. Oxygen and blood are brought to the organs and tissues throughout the body via the arteries. They also bring nutrients to the cells.

The expression of both alleles for flower color produces a new pink. this illustrates incomplete dominance. Which of the following would be correct phenotype ratio from a cross between two heterozygous pink flowers

Answers

Answer:

C is the answer

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