Question

First meiotic division of primary oocyte is completed:

• A. At the time of copulation within fallopian tube
• B. After formation of ovum within the ovary
• C. At the time of fertilization within ampulla
• D. Within tertiary follicle prior to ovulation

Answer 1

The correct option is D Within tertiary follicle prior to ovulation

First meiotic division starts before delivery of the female foetus and is completed within tertiary follicle of ovary. Meiotic division of the secondary oocyte is completed at the time of fusion of a sperm with an ovum.