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frosja888 [35]
3 years ago
5

How did adaptive radiation affect plants after they first moved to land

Biology
1 answer:
vagabundo [1.1K]3 years ago
8 0

Explanation:

  • it gradually stops seed growth and sprouting depending on how much radiation is released.If there is too much evaporation due to intense radiation,the stomata closes to reserve water and if the stomata is unable to open for a long period of time the growth of the plant is stunted.
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In negative regulation,
olganol [36]
The correct answer is d: transcription can be turned off when a repressor binds to the DNA near the promoter.
<span>The repressor is a protein which prevents a gene from being expressed (inhibits transcription from occurring). Near the promoter, there is a site called the operator, which is the binding site for the repressor. When the repressor binds, RNA polymerase is prevented from <span>binding to the promoter and initiating transcription. Gene expression is then turned off.</span></span>
5 0
3 years ago
Does the bone marrow of all bones produce immune cells?.
Ann [662]

Answer:

Yes

Bone marrow is the spongy tissue inside bones that produces blood cells. Bone marrow produces red blood cells, platelets, and white blood cells. Lymphocytes are produced in the marrow, and play an important part in the body's immune system.

Explanation:

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5 0
2 years ago
What 2 types of point mutations will cause a frameshift mutation?
Bas_tet [7]

Answer:

Insertion and deletion

Explanation:

A frameshift mutation is when the entire reading frame of DNA is shifted, and incorrect.

Frameshift mutations can either be caused by insertion or deletion.

When insertion or deletion occur, a nonsense protein will be made.

So, the correct answer is insertion and deletion.

6 0
3 years ago
HELP!!! Plato Biology closed out and all I had left was Final. Anyone have examples of the 50 questions so I can study
s344n2d4d5 [400]

Answer:

Explanation:

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3 0
3 years ago
Summarize the nature versus nurture debate, and explain how contemporary theorists view this debate.
Klio2033 [76]

One of the oldest arguments in the history of psychology is the Nature vs Nurture debate. Each of these sides have good points that it's really hard to decide whether a person's development is predisposed in his DNA, or a majority of it is influenced by this life experiences and his environment.


4 0
3 years ago
Read 2 more answers
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