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Arrange the following cell layers/structures around the female gamete, from outer to inner side : A. Zona pellucida B. P…

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Arrange the following cell layers/structures around the female gamete, from outer to inner side :

A. Zona pellucida

B. Perivitelline space

C. Corona radiata

D. Plasma membrane of ovum

Choose the correct answer from the options given below :

[NEET 2026]

a

C, A, D, B

b

C, A, B, D

c

D, B, A, C

d

A, C, B, D

✓ Correct answer: b)

C, A, B, D

Explanation
  • Around the human ovum, the layers are arranged in a specific order from outer to inner side.
  • The outermost layer is the corona radiata, followed by the zona pellucida. Inside this lies the perivitelline space, and the innermost boundary is the plasma membrane of the ovum.
  • Option B correctly represents the sequence: C → A → B → D
  • Therefore, the correct answer is Option B: C, A, B, D.
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