This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
Spermatogonia divide by which cell division? 
Select and explain. 
A. Meiosis, B. Mitosis, C. Both meiosis and mitosis, D. Maturation
B: Mitosis
Answer: B: Mitosis 
Explanation: There are three types of spermatogonia in humans Type A ( dark) cells which are reserve spermatogonial stem cells which do not usually undergo active mitosis Type A ( pale) cells which are spermatogonia stem cells that undergo active mitosis to produce type B cells Ref: Gray's 39e/p-210-220