recombination

noun
re·​com·​bi·​na·​tion | \ ˌrē-ˌkäm-bə-ˈnā-shən How to pronounce recombination (audio) \

Definition of recombination

: the formation by the processes of crossing-over and independent assortment of new combinations of genes in progeny that did not occur in the parents

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Other Words from recombination

recombinational \ ˌrē-​ˌkäm-​bə-​ˈnā-​shnəl How to pronounce recombinational (audio) , -​shə-​nᵊl \ adjective

Examples of recombination in a Sentence

Recent Examples on the Web

Normally, this recombination causes peaks in one half-beam’s waves to overlie troughs in the other’s, and vice versa, resulting in darkness. The Economist, "Gravitational astronomy proves its maturity," 22 Aug. 2019 These recombinations shuffle genetic variation throughout the genome, splitting up alleles that might have previously been together. Quanta Magazine, "Theorists Debate How ‘Neutral’ Evolution Really Is," 8 Nov. 2018 Foster notes that past efforts to identify genetic markers for mite resistance have tended to fail because honey bees have one of the highest rates of genetic recombination in the animal kingdom. Erik Stokstad, Science | AAAS, "Breeders toughen up bees to resist deadly mites," 25 July 2019 After subjecting a stretch of DNA as long as the human genome to mutation and recombination for 100 million generations, some random stretches of DNA evolved into active genes. Quanta Magazine, "A Surprise Source of Life’s Code," 18 Aug. 2015 Kern argues that the differences in the rates of recombination across the genome reveal a phenomenon called genetic hitchhiking. Quanta Magazine, "Theorists Debate How ‘Neutral’ Evolution Really Is," 8 Nov. 2018 Pieces of the chromosome flipped around, which eventually blocked the Y from pairing with its mate, the X. That in turn prevented a form of genetic housecleaning known as recombination, which helps rid chromosomes of mistakes. Quanta Magazine, "The Incredible Shrinking Sex Chromosome," 1 Dec. 2015 Expect a CBS-Viacom recombination in the near term. Holman W. Jenkins, WSJ, "CBS and the Function of Severance," 11 Sep. 2018 Those 16 are recombinations of four key dimensions: E/I (extravert/introvert), S/N (sensing/intuition), T/F (thinking/feeling) and J/P (judging/perceiving). Carol Tavris, WSJ, "‘The Personality Brokers’ Review: A Blurred View of Who You Are," 6 Sep. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'recombination.' 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 recombination

1903, in the meaning defined above

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More Definitions for recombination

recombination

noun
re·​com·​bi·​na·​tion | \ ˌrē-ˌkäm-bə-ˈnā-shən How to pronounce recombination (audio) \

Medical Definition of recombination

: the formation by the processes of crossing-over and independent assortment of new combinations of genes in progeny that did not occur in the parents

Other Words from recombination

recombinational \ -​shnəl, -​shən-​ᵊl How to pronounce recombinational (audio) \ adjective