Q.
When did the structure labelled $B$ in the given figure starts to form
A) Infancy
B) Before birth
C) At the start of the menstrual cycle
D) At puberty
Explanation
Structure B in the diagram indicates the ova, which is in meiosis-I stage. Before birth all ova have this stage
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.