founder effect

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Related to Founder's effect: Founder principle, Founder event

founder effect

n.
A random difference in allele frequencies of a population founded by a small group of organisms relative to the allele frequencies in the original population.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
Population genetic study of Huntington's disease-prevalence and founder's effect in the San-in area, western Japan.