gene flow

noun

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.

See More

First Known Use of gene flow

1939, in the meaning defined above

Learn More About gene flow

Time Traveler for gene flow

Time Traveler

The first known use of gene flow was in 1939

See more words from the same year

Dictionary Entries Near gene flow

gene editing

gene flow

gene frequency

See More Nearby Entries 

Statistics for gene flow

Last Updated

26 Nov 2021

Cite this Entry

“Gene flow.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gene%20flow. Accessed 16 Jan. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for gene flow

gene flow

noun

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

Britannica.com: Encyclopedia article about gene flow

WORD OF THE DAY

Test Your Vocabulary

Name that Thing: Flower Edition

True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!