Which of the following correctly describes the number of primary oocytes in a female?
A)The number is decreased continually throughout her reproductive life from puberty to menopause.
B)The number is constant during her reproductive life because those that are lost are continuously replaced by an equal number of new primary oocytes.
C) The number increases at the time of menopause.
D) The number contains a haploid number of chromosomes.

Question

Quizplus · Accepted Answer

The number of primary oocytes in a female decreases continually throughout her reproductive life from puberty to menopause. This is due to follicular atresia, a natural process in which some follicles fail to fully develop and undergo atresia (degeneration) before ovulation. By menopause, the number of primary oocytes decreases to zero.

Which of the Following Correctly Describes the Number of Primary