B.false because it doesn't prevent death of someone
It is a vein and it carries the blood back to the heart through the vena cavas so the blood can be reoxygenated
A)amino acid is the correct answer
Phosphatase removes the phosphate groups from protein molecules during the dephosphorylation process. As a result, a phosphatase can deactivate a protein that has been activated by a kinase. Dephosphorylation, however, cannot be reversed.
<h2>What is Phosphorylation?</h2>
It is a process in which a molecule gets attached to a phosphoryl group.
The opposite of the phosphorylation is dephosphorylation in which the molecule looses a phosphoryl group.
Learn more about phosphorylation with the help of given link:
https://brainly.in/question/7983385
#SPJ4
