microevolution Hear it!

microevolution definition

micro·evo·lu·tion (-ev′ə lo̵̅o̅′s̸hən)

noun

small-scale hereditary changes in organisms through mutations and recombinations, resulting in the formation of slightly differing new varieties

Etymology: micro- + evolution

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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