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Weismannism
Weismannism (ˈvaɪsmənˌɪzəm) n (Biology) the doctrine of the continuity of the germ plasm. This theory of heredity states that all inheritable characteristics are transmitted by the reproductive cells and that characteristics acquired during the lifetime of the organism are not inherited[C19: named after August Weismann (1834–1914), German biologist]Weismannismthe theories of development and heredity asserted by August Weismann (1834-1914), esp. that inheritable characteristics are carried in the germ cells, and that acquired characteristics are not hereditary. — Weismannian, n., adj.See also: Heredityweismannism
weis·mann·ism (vīs'man-izm), Theory of the noninheritance of acquired characteristics.weismannism (wīs′măn-ĭzm) [August F. L. Weismann, Ger. biologist, 1834–1914] The theory that acquired characteristics are not inherited.Weismannism the theory, now considerably modified, which proposes that the germ cells are set apart at an early stage of the development and are uninfluenced by characteristics acquired during life. The known action of chemicals and physical factors on chromosomes has resulted in modification of the theory into the CENTRAL DOGMA. The theory is named after the German biologist August Weismann (1834–1914).Weismann, August Friedrich Leopold, German biologist, 1834-1914. weismannism - theory of the noninheritance of acquired characteristics.ThesaurusSeeAugust Friedrich Leopold Weismann |