This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Microbiology
[{'content': 'All are DNA viruses EXCEPT: September 2012 \nSelect and explain. \nA. Varicella zoster virus, B. Dengue virus, C. HBV, D. ParOvirus B19', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. B i.e. Dengue virus Examples of togavirus group (RNA virus) include yellow fever, sindbis & dengue viruses', 'role': 'assistant'}]