This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anatomy
[{'content': 'Which of these does not undergo division: \nSelect and explain. \nA. Spermatoid, B. Primary spermatocyte, C. Secondary spermatocyte, D. Spermatogonia', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Spermatoid', 'role': 'assistant'}]