MP Board · Class 12 · Biology · Human ReproductionThe secondary oocyte forms a new membrane called around it to prevent multiple fertilizations.
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Total Attempts: 9
Accuracy Rate: 88.9%
Step-by-Step Solution
Zona pellucida is a glycoprotein membrane surrounding the plasma membrane of an oocyte that blocks polyspermy after the entry of a single sperm.
Detailed Options Breakdown
Option : Corona radiata
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Human Reproduction.
Option 1: Zona pellucida (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: Vitelline membrane
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Human Reproduction.
Option 3: Amnion
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Human Reproduction.
💡 Study Guide: This question tests core syllabus concepts from Human Reproduction. For formulas, key summaries, and mock exam reference guides, read the full Human Reproduction Revision Notes.