Final answer:
Neurotransmitters are chemicals released by neurons that determine the rate at which other neurons fire. These chemicals are released at the axon terminals of neurons and transmit signals through synapses into other neurons via the second neuron's dendrites.
Step-by-step explanation:
Neurotransmitters are chemicals released by neurons that determine the rate at which other neurons fire. These chemicals are released at the axon terminals of neurons and transmit signals through synapses into other neurons via the second neuron's dendrites.
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