Hormones that deliver a signal to the plasma membrane of target cells are known as
A) cyclins.
B) internal and external signals.
C) growth factors.
D) checkpoints.
E) proto-oncogenes.

Question

Quizplus · Accepted Answer

Growth factors are a type of hormone that bind to receptors on the plasma membrane of target cells to initiate a cellular response, often involved in cell growth and division.

Hormones That Deliver a Signal to the Plasma Membrane of Target