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': 'Recent nobel prize for - \nSelect and explain. \nA. RNA i, B. Lipoxin, C. T beta transcription factor, D. Mitochondrial DNA', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]