The ion channel that opens in response to acetylcholine is an example of a ____________ signal transduction system.
A) G-protein
B) ligand-gated
C) receptor-enzyme
D) serpentine receptor
E) voltage-gated
Answer: B
The ion channel that opens in response to acetylcholine is an example of a ____________ signal transduction system.
A) G-protein
B) ligand-gated
C) receptor-enzyme
D) serpentine receptor
E) voltage-gated
Answer: B