In vitro fertilization (IVF) is a multi-stage procedure which bypasses the mechanism of natural fertilization within the fallopian tubes of a woman. It attempts to achieve fusion of a sperm and an ...
ELECTRON microscopy has provided evidence for a series of anatomically distinct stages in the process of fertilization. In the polychaete worm Hydroides hexagonus, Colwin and Col win 1,2 have ...
Memoirs of the Torrey Botanical Club, Vol. 17, PROCEEDINGS OF THE SEMI-CENTENNIAL ANNIVERSARY OF THE TORREY BOTANICAL CLUB, October 18, 19 and 20, 1917 (June 10, 1918), pp. 323-325 (4 pages) ...
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