This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Hepatitis Viruses, Subject name: Microbiology
[{'content': 'Which is not true about hepatitis B virus? \nSelect and explain. \nA. DNA virus, B. Transmitted by faeco - oral route, C. Can be transmitted from mother to child (Perinatal transmission), D. Contains reverse transcriptase', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Transmitted by faeco - oral route (Ref: Harrison, 18th/e, p. 2547; 17th/e, p. 1939)* Hep B is partially double stranded DNA virus, amongst the hepatitis viruses, HBV has maximum risk of perinatal transmission.Perinatal transmissionHAVHBVHCVHDVHEV-++++-+-", 'role': 'assistant'}]