Preformism and epigenesis in the history of embryology

• Κύριος συγγραφέας: Eduardo Antonio Ferrer Casero (Συγγραφέας)
• Μορφή: Βιβλίο
• Έκδοση: Centro Provincial de Información de Ciencias Médicas, 2016-09-01T00:00:00Z.
• Θέματα: article
• Διαθέσιμο Online: Connect to this object online.

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...