The Following are Different Types of Neurotransmitters EXCEPT

Question

The following are different types of neurotransmitters EXCEPT
A) serotonin.
B) norepinephrine.
C) acetylcholine.
D) cyclic adenosine.
E) dopamine.

Accepted Answer

Cyclic adenosine is not a neurotransmitter; it is a part of cyclic adenosine monophosphate (cAMP), which is a second messenger important in many biological processes. Serotonin, norepinephrine, acetylcholine, and dopamine are all neurotransmitters.