What are the four main processes that occur in spermatogenesis within the testes?
1.Mitosis: division of germline epithelium (into spermatogonia)
2. Cell growth
3. Meiosis (2 divisons): results in four haploid daughter cells
4. Cell differentiation: forming sperm cells
Extension: Sertoli cells nourish sperm cells throughout
TD
Related Biology IB answers
All answers ▸What is the Krebs/TCA/Citric Acid cycle?
How does vaccination work?
I know all the theory, but I can never score well with the essay questions in paper 2. Why?
Meselson & Stahl grew E. coli cells in a dense N15 nitrogen medium, then transferred to a lighter N14 nitrogen medium. Describe the observations of their experiment (until the third generation) and use it to explain the mechanism of DNA replication.