Answer: A
Explanation:
Proteins make up cell membranes.
Hope this helps! ^^
Answer:
B. activating CdKs.
Explanation: Just answered it.
The second and fourth answer. :)
Cellular organizations
reproduction
metabolism
homeostasis
heredity
response to stimuli
growth and development
adaptation through evolution
I hope this helped you
Answer:
<h2>
<em><u>When the tide goes out, the barnacle closes shop to conserve moisture. As the tide comes in, a muscle opens up these four plates, and the feathery legs of the barnacle sift the water for food.</u></em></h2>
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