Question

which small molecule neurotransmitter is in a class all by itself? monoamines amino acids neuropeptides acetylcholine question 21 2 pts the four monoamines, dopamine, epinephrine, norepinephrine, and serotonin, are divided into two categories: ______ and ______. choose two responses. amino acids soluble gases catecholamines neuropeptides indolamines endocannabinoids

Explanation:

Monoamines like dopamine, epinephrine, norepinephrine, and serotonin are divided into catecholamines (dopamine, epinephrine, norepinephrine) and indolamines (serotonin). Acetylcholine is a neurotransmitter that belongs to its own - unique class, distinct from amino - acids, neuropeptides, and the monoamine classes.

Answer:

Question 20: D. acetylcholine
Question 21: C. catecholamines, E. indolamines