Embryological Concepts in the Twentieth Century -- Questions Posed by Classical Descriptive and Experimental Embryology -- Ross Harrison's Contributions to Experimental Embryology -- Analysis of ...

Until as recently as the 18th century, the belief that an embryo exists as a pre-formed entity contained inside semen was common. This concept, referred to as “preformation” held that a pre-formed, ...

Ends with "beginning of the nineteenth century." Companion volume covering modern period, may follow. cf. Preliminary note. "First appeared as ... part [II] ... of ...

IN the history of angiosperm embryology there have been three distinct periods: the first, in which the chief aim was to unravel the chief facts regarding the development of the pollen and embryo sac, ...

THIS book by the emeritus professor of anatomy at Stanford University is probably the most complete work on the history of embryology which has yet been produced. It deals both with the discovery of ...

https://doi.org/10.1641/b580515 • https://www.jstor.org/stable/10.1641/b580515 Copy URL A Abzhanov, WP Kuo, C Hartmann, BR Grant, PR Grant, CJ Tabin. 2006.. The ...