In a signal transduction pathway involving cAMP as a second messenger, after a G protein is activated, the activated G protein then activates:
A) phospholipase C.
B) adenylyl cyclase.
C) calmodulin.
D) protein kinase.
E) diacylglycerol.

Question

Quizplus · Accepted Answer

The activated G protein activates adenylyl cyclase, which then converts ATP to cAMP, the second messenger in the pathway.

In a Signal Transduction Pathway Involving CAMP as a Second