Fertilization and the role of the acrosomal region in non-mammals.
D000818:Animals; D000845:Annelida; D001181:Arthropods; D002462:Cell Membrane / Q000201:enzymology; D004447:Echinodermata; D004798:Enzymes; D005306:Fertilization; D006056:Golgi Apparatus; D007314:Insemination; D008297:Male; D008974:Mollusca; D013094:Spermatozoa / Q000166:cytology* / Q000502:physiology
D004798:Enzymes