If a neurotransmitter binds to a direct, ligand-gated

Last updated: 7/13/2022

If a neurotransmitter binds to a direct, ligand-gated receptor channel (aka an ionotropic receptor)-- which statement(s) must ALWAYS be true? A. ions flow through the ligand gated ion channel when the neurotransmitter is present B. a ligand-gated ion channel is activated by the neurotransmitter on the postsynaptic membrane C. a G-protein is activated by the neurotransmitter-receptor complex on the postsynaptic membrane D. acetylcholine is the neurotransmitter