Long-term depression is a decrease in the potency of a synapse when ______.

A. presynaptic neurons are active and postsynaptic neurons fire at the same time
B. presynaptic neurons are active and postsynaptic neurons are not depolarized at the same time
C. presynaptic neurons are depolarized and postsynaptic neurons fire at the same time
D. presynaptic neurons and postsynaptic neurons are depolarized at the same time


Answer: B

Psychology

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