genetic drift

noun

: random changes in gene frequency especially in small populations when leading to preservation or extinction of particular genes

Examples of genetic drift in a Sentence

Recent Examples on the Web But genetic drift works to preserve mutations across generations. Paul Smaglik, Discover Magazine, 27 June 2024 And in small populations, genetic drift is more influential than many people realize. Quanta Magazine, 2 May 2024 In large populations, the effects of genetic drift are minimal. Quanta Magazine, 2 May 2024 One of them is genetic drift, which introduces random shifts in genetic variation across generations. Quanta Magazine, 2 May 2024 See all Example Sentences for genetic drift 

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Word History

First Known Use

1945, in the meaning defined above

Time Traveler
The first known use of genetic drift was in 1945

Dictionary Entries Near genetic drift

Cite this Entry

“Genetic drift.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/genetic%20drift. Accessed 5 Nov. 2024.

Medical Definition

genetic drift

noun
: random changes in gene frequency especially in small populations when leading to preservation or extinction of particular genes

More from Merriam-Webster on genetic drift

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