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': 'Fatal familial insomia is associated with - \nSelect and explain. \nA. Prion disease, B. Degeneration disease, C. Neoplastic disease, D. Vascular disease', 'role': 'user'}, {'content': 'Answer: A \nExplanation: fatal familial inaomnia is a human prion disease REF:ANATHANARAYANAN MICROBIOLOGY NINTH EDITION PAGE.557', 'role': 'assistant'}]