The theory that all heritable characteristics arise in the germ plasm and that acquired characteristics cannot be inherited.
魏斯曼学说认为可遗传的特征来自种质，后天的特征不能被继承的理论。
The theory that all heritable characteristics arise in the germ plasm and that acquired characteristics cannot be inherited.
魏斯曼学说认为可遗传的特征来自种质，后天的特征不能被继承的理论。
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