founder effect

noun

Definition of founder effect

: the effect on the resulting gene pool that occurs when a new isolated population is founded by a small number of individuals possessing limited genetic variation relative to the larger population from which they have migrated

First Known Use of founder effect

1970, in the meaning defined above

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The first known use of founder effect was in 1970

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Cite this Entry

“Founder effect.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/founder%20effect. Accessed 14 December 2019.

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