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murzikaleks [220]
3 years ago
6

Consider the following statements:

Biology
1 answer:
GuDViN [60]3 years ago
4 0

Answer:

2, 3 and 4 only.

Explanation:

Mutations refer to change in genetic content or alterations of DNA which might be as a result when the DNA is copied or due to environmental factors like Ultraviolet radiation.

Majority of mutations have neither positive or negative effects on organisms the occur and they are called neutral mutations.

An example is silent points mutations which does not alter the amino acids it's encode.

Some Mutations have positive effects and some have negative effects which cause genetic disorder.

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A convergent boundary is a location where tectonic plates move toward each other. which feature of the ocean floor is caused by
pav-90 [236]

Answer:

At convergent plate boundaries, oceanic crust is often forced down into the mantle where it begins to melt. Magma rises into and through the other plate, solidifying into granite, the rock that makes up the continents. Thus, at convergent boundaries, continental crust is created and oceanic crust is destroyed.

Explanation:

3 0
2 years ago
A main job of hcl is to begin _______ digestion. carbohydrate fat protein
s344n2d4d5 [400]
The answer to this is protein.

Hydrochloric acid in digestive system is found in stomach, which is the only main digestive organ with an acidic pH 2.

In the stomach, only one kind of the primary food substance is chemically digested, which is protein. It is digested with the help of enzyme Pepsin, which breaks protein chains into polypeptides.

After that, the other organs of the digestive system has more of a neutral to slightly alkali condition, which is not related to hcl. Therefore, the answer is protein.
5 0
3 years ago
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List and explain the steps of protein synthesis
melisa1 [442]

Answer:

three steps: initiation, elongation, and termination.

Explanation:

-  initiation pertains to the beginning of a state or of a process

-  elongation refers to the state, act, or process of lengthening

-  termination refers to the state, act, or process of reaching the end or bringing to an end.

8 0
3 years ago
What did researchers working on the human genome project accomplish? multiple choice they estimated how many genes humans have.
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Answer:

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