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: Medicine
[{'content': 'The complete genome sequence of M. tuberculosis comprises of which of the following? \nSelect and explain. \nA. 4100 genes, B. 3100 genes, C. 2100 genes, D. 1100 genes', 'role': 'user'}, {'content': 'Answer: A \nExplanation: The complete genome sequence of M. tuberculosis comprises 4043 genes encoding 3993 proteins and 50 genes encoding RNAs and its high guanine-plus-cytosine content (65.6%) is indicative of an aerobic lifestyle. Reference : Harrisons Principles of Internal Medicine, 18th Edition, Page 1340', 'role': 'assistant'}]