<prompt> The mechanism of hearing and memory, include all, EXCEPT:Changes in level of neurotransmitter at synapseIncreasing protein synthesisRecruitment by multiplication of neuronsSpatial Reorganization of synapse  <response>: Neurons are permanent cells that do not undergo mitotic division in post natal life. The production of neurons stop sholy after bih. Ref: Neurons and Networks: An Introduction to Behavioral Neuroscience By John E. Dowling; Ganongs Review of Medical Physiology, 22nd Edition, Page 259, 270; Robbins Pathologic Basis of Disease, 7th Edition, Page 91 