Multigene Families Arise from _____

question 41

Multiple Choice

Multigene families arise from _____.

• A) a single gene duplication event
• B) repeated cycles of gene duplication followed by mutation
• C) single point mutations
• D) exon shuffling
• E) deletions of genes

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Definitions:

Nerve Cells

Specialized cells in the nervous system that communicate with other neurons, muscles, or glands by sending electrical and chemical signals.

Repetitive Transcranial Magnetic

A non-invasive method used to stimulate small regions of the brain, often used in treating depression and other disorders.

Psychosurgery

Surgical operations on the brain intended to relieve severe and otherwise unmanageable mental or behavioral problems.

Long-Term Potentiation

A lasting enhancement in signal transmission between two neurons that results from stimulating them simultaneously, believed to be a cellular mechanism underlying learning and memory.