The chemical substance found in the surface layer of cytoplasm of spermatozoa is

Fertilizin

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Agglutinin

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Anti-fertilizin

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Hyaluronidase

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Solution

The correct option is D Anti-fertilizin
The chemical substance found in the surface layer of the cytoplasm of spermatozoa is antifertilizin. It is a protein. It attracts sperm towards egg by chemotaxis. It interacts with the fertilizin protein found in the surface layer of egg to aid the process of fertilization.
So, the correct answer is 'Antifertilizin.'

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