Question

Name the place in human ovary where the first meiotic division is completed during oogenesis. What are the products of this division? Give the chromosome number of each type of cells involved in the process.

Answer 1

1. The initial meiotic division occurs in the main oocyte during oogenesis.
2. Then primary oocyte undergoes first meiotic division to form a large haploid secondary oocyte and a tiny first polar body.
3. The primary oocyte comprises of 46 chromosomes, whereas secondary oocyte and first polar body have 23 chromosomes each.