What happens when a neurotransmitter binds to a receptor on the postsynaptic cell?

The postsynaptic cell becomes either more or less likely to fire an action potential.

If the postsynaptic cell is excited enough, it will continue passing the message to other cells.

every el niño cycle is different. every year.

it's     c       this is a cell (b) with a nucleus (c) containing dna (a). the dna is organized into chromosomes (d). a section of the chromosome that codes for a trait is called a gene (e).