In the absence of sufficient quantities of 5-alpha-reductase,
A. 5-alpha-dihydrotestosterone is not converted into testosterone, and external genitalia are not masculinized in the fetus.
B. testosterone is not converted into 5-alpha-dihydrotestosterone, and external genitalia are not masculinized in the fetus.
C. 5-alpha-dihydrotestosterone is not converted into testosterone, and internal organs are not masculinized in the fetus.
D. testosterone is not converted into 5-alpha-dihydrotestosterone, and internal organs are not masculinized in the fetus.
Answer: B
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