Detect how much of a neurotransmitter has been released into the synapse and signal the neuron to stop releasing the neurotransmitter if an excess is present.

electrical signal detect how much of a neurotransmitter has been released into the synapse and signal the neuron to stop releasing the neurotransmitter if an excess is present.

Cell division is important to single celled organisms because it allows the cells to reproduce. through cell division, cells make exact copies of themselves. when single celled organisms go through cell division, they make exact copies of themselves which is how they reproduce.