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Fill in the blanks.
Zonal inhibiting proteins (ZIPs), enzymes from the cortical granules, cause the _____________ to harden and the ___________ to be clipped off.

Respuesta :

Answer:

Zona pellucida, Sperm receptors are the correct answer to this question.

Explanation:

Zona pellucida:-

  • Zona pellucida is an immunoglobulin substance that protects mammalian oocyte cell membranes at all times. It is a very important part of oocyte.
  • The zona pellucida always occurs unilaminar in primary oocytes.

Sperm receptors:-

  • When fertilization in mammals, sperm must first attach to the egg's thick epithelial layer, the area pellucida, in a species-specific manner.
  • ZP3 is the receptor that binds sperm at the start of fertilization in the zona pellucida.

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