What two enzymes catalyze the breakdown of catecholamines?
A)acetylcholinesterase and dopa decarboxylase
B)catechol- O- methyltransferase and acetylcholinesterase
C)dopa decarboxylase and phenylethanolamine N methyltransferase
D)monoamine oxidase and phenylethanolamine N methyltransferase
E)monoamine oxidase and catechol- O- methyltransferase

Question

Quizplus · Accepted Answer

Monoamine oxidase (MAO) and catechol-O-methyltransferase (COMT) are the two main enzymes responsible for the breakdown of catecholamines such as dopamine, norepinephrine, and epinephrine.

What Two Enzymes Catalyze the Breakdown of Catecholamines