subject | relation | object |
---|---|---|
penetration of zona pellucida | is_a | multi-multicellular organism process (GO:0044706) |
penetration of zona pellucida | BFO:0000050 | single fertilization (GO:0007338) |
penetration of zona pellucida | is_a | multicellular organismal reproductive process (GO:0048609) |
This term has no children.