The role is that it helps you with the urinal system and makes the things in your body go out of the body. (hopes it at least helped a little! (=^T^=)
20 Amino acids is the answer
Mrs. F has low k+ levels because the liver destroys aldosterone. Aldosterone is a substance used to stimulate the secretion of potassium (k+) in the kidneys. Destruction of this enzyme would mean the reduction of potassium in the body. The inhibition of aldosterone occurs when renin is inhibited.
Vascular plants reproduce with seeds, nonvascular plants do not, therefore it is C.
