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gene flow |
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gene flowIntroduction of genetic material (by interbreeding) from one population of a species to another, thereby changing the composition of the gene pool of the receiving population. The introduction of new characteristics through gene flow increases variability within the population and makes possible new combinations of traits. In humans, gene flow usually comes about through human migration. gene flow [′jēn ‚flō] (genetics) The passage and establishment of alleles characteristic of one breeding population into the gene pool of another population through hybridization and backcrossing. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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