Question

Ovum is surrounded by many layers, which are arranged in which of the following manner from outside to inside.

• A. Corona radiata $\to$ Zona pellucida $\to$ Vitelline membrane
• B. Zone pellucida $\to$ Corona radiata $\to$ Vitelline membrane
• C. Vitelline membrane $\to$ Zona pellucida $\to$ Corona radiata
• D. Zona pellucida $\to$ Vitelline membrane $\to$ Corona radiata

Answer 1

The correct option is A Corona radiata $\to$ Zona pellucida $\to$ Vitelline membrane