Some electron-microscope observations on the fate of the sperm tail in rat and mouse ova.
D000818:Animals; D005260:Female; D005306:Fertilization; D008297:Male; D051379:Mice; D008854:Microscopy, Electron; D008928:Mitochondria; D010063:Ovum; D051381:Rats; D013094:Spermatozoa