Hormones Often Cause a Cell to Elicit Multiple Responses; This

Multiple Choice

Hormones often cause a cell to elicit multiple responses; this is because ___________.

A) the protein kinases are rapidly metabolized into functional amino acids
B) there are thousands of receptors on the cell membrane
C) the receptors bind to several hormones at the same time
D) during protein kinase activation, enzymes phosphorylate many other enzymes