GO:0007339

binding of sperm to zona pellucida

Details: 
The process in which the sperm binds to the zona pellucida glycoprotein layer of the egg. The process begins with the attachment of the sperm plasma membrane to the zona pellucida and includes attachment of the acrosome inner membrane to the zona pellucida after the acrosomal reaction takes place. [GOC:dph, ISBN:0878932437]
Evidence Code: 
TAS