gene flow


Definition of gene flow

: the passage and establishment of genes typical of one breeding population into the gene pool of another

Examples of gene flow in a Sentence

Recent Examples on the Web Exactly where this gene flow took place—whether on the South American coast or in the Marquesas Islands (where it first appeared)—cannot be answered with current genetic evidence. Scientific American, 16 Aug. 2021 The revisions include removing the population cap, adding a genetic objective to address limited gene flow, and restricting several ways in which land managers and private landowners are allowed to kill wolves, also called take provisions. Lindsey Botts, The Arizona Republic, 31 Oct. 2021 Recently evidence of gene flow between Native American populations and Pacific Islanders has been found that dates to several hundred years before European contact: as early as approximately A.D. 1150. Scientific American, 16 Aug. 2021 In doing so, scientists are able to trace the biogeographic history of infraspecific populations and better comprehend other factors like gene flow, fragmentation, range expansion and colonization. Julia Musto, Fox News, 16 May 2021 In small populations with restricted growth and little gene flow from the outside, even less helpful genetic features can become more commonplace through sheer chance. Quanta Magazine, 21 Apr. 2021 Traphagen says the wall won’t just affect individual locales like San Bernardino, but could change migration and gene flow at a continental scale. Richard Laugharn, National Geographic, 2 Nov. 2020 Yet oaks form what is called a syngameon, in which ecologically and physically distinctive species persist in spite of ongoing gene flow. Andrew L. Hipp, Scientific American, 15 July 2020 These examples suggest that adaptive gene flow may play an important role in oak evolution. Andrew L. Hipp, Scientific American, 15 July 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'gene flow.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of gene flow

1939, in the meaning defined above

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Time Traveler for gene flow

Time Traveler

The first known use of gene flow was in 1939

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Dictionary Entries Near gene flow

gene editing

gene flow

gene frequency

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Statistics for gene flow

Last Updated

26 Nov 2021

Cite this Entry

“Gene flow.” Dictionary, Merriam-Webster, Accessed 16 Jan. 2022.

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gene flow


Medical Definition of gene flow

: the passage and establishment of genes typical of one breeding population into the gene pool of another

More from Merriam-Webster on gene flow Encyclopedia article about gene flow


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