Preformism and epigenesis in the history of embryology
Preformism conceives the development of embryo from the existence of a previously formed embryo in the sperm or in the egg; while epigenesis considers that it originates from the development of an amorphous principle, as consequence of the changes that take place with fecundation. To achieve this, t...
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| Format: | Article |
| Language: | Spanish |
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Centro Provincial de Información de Ciencias Médicas
2016-09-01
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| Series: | Medisan |
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| Online Access: | http://medisan.sld.cu/index.php/san/article/view/609 |