Formation of sperm entry holes in the vitelline membrane of Hydroides hexagonus (Annelida) and evidence of their lytic origin.
D000818:Animals; D000845:Annelida; D016923:Cell Death; D034462:Dissent and Disputes; D004705:Endocytosis; D005306:Fertilization; D007314:Insemination; D019369:Life; D008297:Male; D008853:Microscopy; D009088:Mucoproteins; D009238:N-Acetylmuramoyl-L-alanine Amidase; D010063:Ovum; D011077:Polychaeta; D013084:Sperm-Ovum Interactions; D013094:Spermatozoa; D014817:Vitelline Membrane
D009088:Mucoproteins; D009238:N-Acetylmuramoyl-L-alanine Amidase
ANNELIDA; OVUM; SPERMATOZOA