Signal molecule receptors exhibit
A) specificity only.
B) competition only.
C) saturation only.
D) competition and saturation only.
E) specificity, competition, and saturation.

Question

Quizplus · Accepted Answer

Signal molecule receptors exhibit all three characteristics: specificity (they are only able to bind to specific molecules), competition (different molecules can compete for the same receptor sites), and saturation (there is a limit to how many receptors can be occupied at one time).

Signal Molecule Receptors Exhibit