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
[{'content': 'True about spermatids \nSelect and explain. \nA. Derived from primary spermatocyte, B. Derived from secondary spermatocyte, C. Undergoes mitotic division, D. Undergoes meiotic division', 'role': 'user'}, {'content': "Answer: B \nExplanation: Spermatid is the haploid male gametes that results from division of secondary spermatocytes . as a result of meiosis, each spermatid contains only half of the genetic material present in the original primary spermatocyte., spermatids spermiogenesis to form the spermatozoa, they undergo no cell division. Ref: Gray's 39e/p-210-220", 'role': 'assistant'}]