| Weismann germ plasm theory | <genetics> The theory that organisms maintain genetic continuity from organism to offspring through the germ line cells (germ plasm) and that the other (somatic) cells play no part in the transmission of heritable factors. (18 Nov 1997) |
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| Weismann, August Friedrich Leopold | <person> German biologist, 1834-1914. See: weismannism. (05 Mar 2000) |
| weismannism | Theory of the noninheritance of acquired characteristics. (05 Mar 2000) |