In mammals the acrosome reaction releases.........and.........

Options :
  1. hyaluronidase and acrosin
  2. hyaluronidase and progesterone
  3. hyaluronidase and HCG
  4. None of the above
Answer and Explanation :-

Answer: Option 1


In mammals the acrosome reaction releases hyaluronidase and acrosin; their role in fertilization is not yet clear. The acrosomal reaction does not begin until the sperm comes into contact with the oocyte's cumulus layer.

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