assortative mating

assortative mating definition - medical

as·sor·ta·tive mating (ə-sôrˈtə-tĭv)

noun
Nonrandom mating in which individuals mate preferentially according to phenotype.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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