Term Name:	binding of sperm to zona pellucida
Synonyms:	ZPG binding
Definition:	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.
Ontology:	GO: Biological Process [GO:0007339]    QuickGO    AmiGO