Which of the following is a chemical signal that diffuses across the gap between adjacent neurons to convey a message to the next cell?
A. neurotransmitter
B. synapse
C. dendrite
D. action potential
Answer:A
Which of the following is a chemical signal that diffuses across the gap between adjacent neurons to convey a message to the next cell?
A. neurotransmitter B. synapse C. dendrite D. action potential