penetrance Hear it!

penetrance definition

pen·etrance (pen′i trəns)

noun

Genetics the degree of regularity with which a gene produces its specific effect in its carriers in a population

Etymology: < penetr(ate) + -ance

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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