Answer: amount of energy a source provides
Explanation:
When an action potential does arrive at the terminal, the neurotransmitter must be quickly and efficiently released from the terminal<span> and into the synaptic cleft. The neurotransmitter must then be recognized by </span>selective receptors on the postsynaptic cell<span> so that it can pass along the signal and initiate another action potential.</span>
The answer may be, Replication, but I am unsure.
Answer:
Building and repairing cells