A signal that needs to affect many cell types
A) may bind to multiple receptor types.
B) will bind only to extracellular receptors.
C) is a neurotransmitter.
D) is released by exocrine cells.
E) is a steroid hormone.

Question

Quizplus · Accepted Answer

A signal that needs to affect many cell types would require the ability to bind to multiple receptor types, as different cell types may have different receptors for the same signal.

A Signal That Needs to Affect Many Cell Types