Turning Off a G-Protein Coupled Receptor Requires
A) Dissociation of the Ligand

Multiple Choice

Turning off a G-protein coupled receptor requires

A) Dissociation of the ligand from the receptor
B) Hydrolysis of GTP by the $\alpha$ subunit
C) Re-association of the $\alpha$ subunit with the $\beta$ Ƴ subunit
D) Return of the activated proteins to their basal state
E) All of the above