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  1. Oxford Dictionary

    Weismann, August

    • IPA[ˈvʌɪsmən]

    英式

    • ph.
      (1834–1914), German biologist, one of the founders of modern genetics; full name August Friedrich Leopold Weismann. He expounded the theory of germ plasm, which ruled out the transmission of acquired characteristics, and suggested that variability in individuals came from the recombination of chromosomes during reproduction.