[A] :  Acetylchoiine allows a nerve cell to com- municate chemically with a muscle cell at
Channel: Doubtnut
Date: 2020-05-03

[A] :  Acetylchoiine allows a nerve cell to com- municate chemically with a muscle cell at neuromuscular junction.  [R]: Acetyicholine diffuses across the junc- tion and binds to some receptors on mem- brane of muscle cell.