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#Question id: 28319


In case of mammalian fertilization slow block to polyspermy occur when enzymes released by the cortical granules modify the zona pellucida sperm receptor proteins such that they can no longer bind sperm. such enzyme is known as____

#Unit 5. Developmental Biology
  1. serine proteases
  2. ovastacin
  3. fusogenic protein
  4.  matrix metaloproteinase-2

Answer:- Option(s): 2


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