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
[{'content': 'Prions are - \nSelect and explain. \nA. Made up of bacterial and viral paicles, B. Immunogenic, C. Infectious, D. RNA paicles', 'role': 'user'}, {'content': 'Answer: C \nExplanation: prions are infectios agents REF:ANATHANARAYANAN MICROBIOLOGY NINTH EDITION PAGE.557', 'role': 'assistant'}]