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founder effect

American  

noun

Biology.
  1. the accumulation of random genetic changes in an isolated population as a result of its proliferation from only a few parent colonizers.


Example Sentences

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In isolated populations like Sardinia’s, where inbreeding was common, such rare variants can become more frequent, a phenomenon called the founder effect.

From Science Magazine ● Nov. 20, 2024

An example of the founder effect is the Amish population.

From Textbooks ● Jun. 9, 2022

The founder effect is when a few individuals in a population are separated from the original population.

From Textbooks ● Jun. 9, 2022

In this situation, those individuals are unlikely to be representative of the entire population, which results in the founder effect.

From Textbooks ● Jun. 9, 2022

The founder effect occurs when the genetic structure matches that of the new population’s founding fathers and mothers.

From Textbooks ● Apr. 25, 2013

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