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genetic assimilationGenetische Assimilation (ger.)

  • The process by which a phenotypic character initially produced only in response to some environmental influence becomes, through a process of selection, taken over by the genotype, so that it is formed even in the absence of the environmental influence that at first had been necessary. (Oxford Dict. of Genetics 2007)
    genetic assimilation of an environmental effect
    Waddington, C.H. (1953). The evolution of adaptations. Endeavour 12, 134-139: 139; cf. id. (1953). Genetic assimilation of an acquired character. Evolution 7, 118-126; id. (1953). The »Baldwin effect«, »genetic assimilation« and »homeostasis«. Evolution 7, 386-387.

    genetic assimilation The reinforcement, byalteration in genetic material, of phenotypic modifications which themselves had no genetic basis.

    Lincoln, R.J., Boxshall, G.A. & Clark, P.F. (1982). A Dictionary of Ecology, Evolution and Systematics: 100.