In the olfactory receptor cells of mammals, what binds to specific odorant molecules?
A) G protein-coupled receptor proteins
B) ligand-gated ion channels
C) acetylcholine receptors
D) glutamate receptors

Question

Quizplus · Accepted Answer

G protein-coupled receptor proteins are responsible for binding to specific odorant molecules in the olfactory receptor cells of mammals. This interaction initiates a signal transduction pathway that ultimately leads to the perception of smell.

In the Olfactory Receptor Cells of Mammals, What Binds to Specific