Which of the following is the last step in the sequence of events happening when cyclic AMP acts as a second messenger?
A) G protein activates adenylate cyclase
B) cAMP activates protein kinases
C) Adenylate cyclase produces cAMP
D) G protein is activated by the binding of a hormone to the receptor
E) Enzymes are activated or deactivated by the action of protein kinases

Question

Quizplus · Accepted Answer

The last step in the sequence of events happening when cyclic AMP acts as a second messenger is the activation or deactivation of enzymes by the action of protein kinases. This step occurs after cAMP activates protein kinases. The other options describe earlier steps in the sequence.

Which of the Following Is the Last Step in the Sequence