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प्रश्न
Which substance is located on the surface layer of the egg and acts to attract compatible sperm?
विकल्प
Acrosin (a zona lysin)
Fertilizin (a glycoprotein/acid mucopolysaccharide)
Antifertilizin (a protein)
Hyaluronidase (a lytic enzyme)
MCQ
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उत्तर
Fertilizin is a glycoprotein or acid mucopolysaccharide located on the surface layer of the egg. It attracts compatible sperm, activates the acrosomal reaction, and agglutinates sperm to the egg surface.
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