The influx of which ion is directly responsible for triggering the release of acetylcholine from a motor neuron?

Does nicotine show up in a drug test when u pee in the cup

Bennett has trouble interacting with other students in school lately. he has become frustrated easily when asked to work in groups, and he has been withdrawing from class discussions. his teacher is worried about his

Aperson may feelpressure when their opinion differs from others in a group.