variation

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variation: Related Content

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Last Updated: Apr 24, 2025

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mutation discontinuous variation continuous variation antigenic variation Bergmann’s Rule antigenic shift antigenic drift polymorphism pleomorphism phase polymorphism adaptation extinction coevolution speciation emergence natural selection selection mosaic evolution creative evolution parallel evolution

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evolution: Genetic variation in populations

Key People

Richard B. Goldschmidt

German-born American zoologist

Herbert Spencer Jennings

American zoologist