Arrange the following cell layers/structures around the fem…

Biology NEET Previous Year Question Paper NEET 2026 Previous Year Question Paper Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 12, 2026

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

Zona pellucida
D, B, A, C

Perivitelline space
A, C, B, D

Corona radiata
C, A, D, B

Plasma membrane of ovum Choose the correct answer from the options given below:
C, A, B, D

Text Solution

Verified by Experts

The correct answer is:

The layers of the ovum from outer to inner are:

Corona radiata: The outermost layer of follicular cells.

Zona pellucida: The thick glycoprotein layer.

Perivitelline space: The fluid-filled space between the zona and the membrane.

Plasma membrane: The innermost boundary of the ovum.

Sequence: Corona radiata → Zona pellucida → Perivitelline space → Plasma membrane.

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