This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Virology, Subject name: Microbiology
True about HIV - 
Select and explain. 
A. Not transmitted through semen, B. More chances of transmission during LSCS than normal labour, C. More infectious than hepatitis B, D. Male to female transmitted >female to male
D: Male to female transmitted >female to male
Answer: D: Male to female transmitted >female to male 
Explanation: In USA it was transmitted predominantly among male homisexuals.The danger if infection is more for the passive paner because mucosal tears are bery frequent during anal intercourse and virus ladem lymphocytes in the semen can directly ente through these. REF:ANANTHANARAYAN AND PANIKER'S TEXTBOOK OF MICROBIOLOGY 9TH EDITION PAGE NO:582