Im not sure but B or c. Im sorry
He should raise his hand and wait for a teacher
Messenger RNA (mRNA)
<span>Messenger RNA (mRNA) is known
to be molecules that carries codes (DNA) in the nucleus to the cytoplasm the
sites of protein synthesis. Thus, it is the RNA copy from one section of the
DNA that usually correspond to a single
gene. </span>
Explanation:
Pulmonary Arteries where the blood is re-oxygenated.
