| The Columbia Encyclopedia, Sixth Edition. 2001-07. |
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| Wolff, Caspar Friedrich |
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(käs´pär fr ´dr kh vôlf) (KEY) , 1733–94, German biologist, a founder of observational embryology. In his Theoria generationis (1759) he reintroduced the theory of epigenesis to replace the then current theory of preformation, directing attention to the evidence of comparative development in plants and animals. He spent many years of research at the Academy of Sciences in St. Petersburg. |
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| | | The Columbia Encyclopedia, Sixth Edition. Copyright © 2007 Columbia University Press. |
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