In mammals, sperm recognizes and binds to ZP3 glycoprotein of the zona pellucida. ... The sperm reaching the transparent zone is connected via SED1 protein to ZP3. As a result of irreversible binding of the sperm to the egg, the zona pellucida triggers the acrosome reaction.Google it for citation.DA
The student's argument is immature since she goes off topic a number of times instead of offering her logical reasons for her argument. As a child arguing with friends and being on the losing end I would respond "O your mother wear combat boots" And that was sufficient. Just like the student's last response - why? Why this...? It had nothing AR all to do with the argument .