This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pathology
The enzyme, 5a-reductase is responsible for 
Select and explain. 
A. Conversion of cholesterol to pregnenolone and enhancing steroidogenesis, B. Conversion of testosterone to dihydrotestosterone, C. Aroma za on of testosterone to estradiol, D. Increasing the synthesis of LH
B: Conversion of testosterone to dihydrotestosterone
Answer: B: Conversion of testosterone to dihydrotestosterone 
Explanation: .