Because each body system has a completely different function.
The benefit of an organism being large is that it has larger cells meaning... if one cell dies off it doesnt kill the whole organism. specialzed cells can take care of specific jobs ..for instants nerves cells in the brain have given primates a big a advantage
The answer is Cortisol. It is a steroid hormone found in glucocorticoid class of hormones and at the point when utilized as a solution, it is known as hydrocortisone. It is delivered in people by the zona fasciculata of the adrenal cortex inside the adrenal organ.
Answer:
chemotherapy is the answer