Plants get the carbon dioxide they need from the air through their leaves. It moves by diffusion through small holes in the underside of the leaf called stomata. These let carbon dioxide reach the other cells in the leaf, and also let the oxygen produced in photosynthesis leave the leaf easily.
Answer:
C
Explanation:
Different species cannot produce offspring together.
Answer:
Phosphorylation regulates protein function and cell signaling by causing conformational changes in the phosphorylated protein. ... First, conformational changes regulate the catalytic activity of the protein. Thus, a protein can be either activated or inactivated by phosphorylation.
Explanation:
