Which of the following could help you to differentiate between dopamine and serotonin?
A) Dopamine is a biogenic amine and serotonin is not.
B) Dopamine plays a key role in mental illnesses and serotonin does not.
C) Dopamine is synthesized from tyrosine and serotonin is from tryptophan.
D) Dopamine binds to several types of receptors and serotonin binds to a single type of receptor.

Question

Quizplus · Accepted Answer

Dopamine and serotonin can be differentiated by the source of their synthesis. Dopamine is synthesized from the amino acid tyrosine while serotonin is synthesized from the amino acid tryptophan. Choice A is incorrect as both dopamine and serotonin are biogenic amines. Choice B is also incorrect as both neurotransmitters play a role in mental illnesses. Choice D is partially correct as dopamine can bind to several types of receptors while serotonin primarily binds to a single type of receptor, but this is not the most distinguishing characteristic between the two neurotransmitters.

Which of the Following Could Help You to Differentiate Between