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Founder Effects in a Small Founding Population

The seed study is Icelandic, one of the best-known founder populations. The student should recognise that its allele frequencies carry a demographic fingerprint before comparing them with anyone else's.

Questions this Concept answers

Why can a variant be far more common in a founder population than in the larger population its founders came from?

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Genetic Drift and Allele Frequency Change in Population Genetics

Genetic drift is a random, chance-driven change in allele frequencies within a population, contrasted with natural selection, where the surviving organisms are not necessarily better adapted but simp…