punctuationism

punctuationism
In evolutionary biology, belief that evolution does not proceed at a steady pace, but instead is characterized by periods of stasis, punctuated by brief (within several hundred-thousand years) periods of rapid change.

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  • Punctuated equilibrium — is a theory of evolutionary biology which states that most sexually reproducing populations experience little change for most of their geological history, and that when phenotypic evolution does occur, it is localized in rare, rapid events of… …   Wikipedia

  • punctuationist — noun In evolutionary biology, one who believes in punctuationism …   Wiktionary

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