The enzyme 5a reductase mediated conversion of testosterone to di-hydro-testosterone is NOT required for which of the following actions?: (A) Formation of male external genitalia in the fetus, (B) Prostatic hyperophy in elderly males, (C) Pubeal changes in the male adolescent, (D) Spermatogenesis
Answer is D. Testosterone is required for F - Feedback inhibition of LH secretion I - Internal genitalia development S - Spermatogenesis H- Hematopoiesis