This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Urology, Subject name: Surgery
[{'content': 'Minimum nitrogen required for an adult with dynamic tissue turnover to maintain a positive nitrogen balance is \nSelect and explain. \nA. 3.5-4.5 g, B. 5.5-6.5 g, C. 7.5-8.5 g, D. 9.5-10.5 g', 'role': 'user'}, {'content': 'Answer: B \nExplanation: .minimum nitrogen required for an adult with dynamic tissue turnover to maintain a positive nitrogen balance is about 5.5 to 6.5 g.* Glucose requirement is 200 g per day; fat requirement is 200 g per week; nitrogen (protein) requirement is 0.15 g/kg per day. Nitrogen need increases to 0.25 g/kg/day in hyper catabolic status. ref:SRB&;s manual of surgery,ed 3,pg no 86', 'role': 'assistant'}]