Activity-mediated neural change.
D000818:Animals; D001048:Aplysia; D002415:Cats; D005074:Evoked Potentials, Visual; D007858:Learning / Q000502:physiology*; D009469:Neuromuscular Junction / Q000254:growth & development; D013569:Synapses / Q000502:physiology*; D014793:Visual Cortex / Q000254:growth & development