This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Renal physiology, Subject name: Physiology
[{'content': 'The normal daily excretion of uric acid ranges from \nSelect and explain. \nA. 10 to 30 mg, B. 50 to 70 mg, C. 100 to 300 mg, D. 500 to 700 mg', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Uric acid the end product of purine metabolism or oxidation in the body. It is present in blood in a concentration of about 5 mg/100 ml and is excreted in the urine in amounts of a little less than 1 g per day.Ref: Ganong&;s review of medical physiology; 24th edition; page no; 13', 'role': 'assistant'}]