Question
Distinguish between:
Corona radiata and Zona pellucida
Corona radiata and Zona pellucida
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S. No.
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Corona radiata
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Zona pellucida
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(i)
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It consists of follicle cells.
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It is a single membrane.
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(ii)
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It envelops the egg outside the zona pellucida.
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It is above the vitelline membrane making the membrane thick.
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(iii)
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The cells provide nourishment to the egg at the time of release from the ovary.
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It protects the egg.
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