At which stage of life the oogenesis process is initiated?
- APuberty
- BEmbryonic development stage
- CBirth
- DAdult
Solution & Step-by-step Explanation
Unlike spermatogenesis, which begins at puberty, oogenesis is initiated during the embryonic development stage when a couple of million gamete mother cells (oogonia) are formed within each fetal ovary. No more oogonia are formed or added after birth.