This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Physiology
[{'content': 'Which one of the following androgen is not produced by Leydig cells of testis? \nSelect and explain. \nA. Testosterone, B. Androstenedione, C. Dihydrotestosterone, D. Dehydroepiandrostenedione', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Dihydrotestosteronean androgenic hormone formed in peripheral tissue from testosterone; thought to be the androgen responsible for development of the male primary sex characters during embryogenesis and of male secondary sex characters at pubey, and for adult male sexual function.Ref: Ganong&;s review of medical physiology;24th edition; page no:-423', 'role': 'assistant'}]