Question

the four amino acid neurotransmitters that are most studied are: choose four responses. valine aspartate glycine gaba acetylcholine glutamate lysine

Explanation:

Among the given options, aspartate, glycine, GABA (gamma - aminobutyric acid), and glutamate are well - known amino - acid neurotransmitters. Valine is an amino acid but not a major neurotransmitter. Acetylcholine is a neurotransmitter but not an amino - acid neurotransmitter. Lysine is an amino acid but not a well - studied neurotransmitter in the context of the most common amino - acid neurotransmitters.

Answer:

B. aspartate, C. glycine, D. GABA, F. glutamate