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: Physiology
[{'content': 'Which one of the following substances, actively transported by the tubular cells, has the highest Tubular Transport Maximum \nSelect and explain. \nA. Plasma protein, B. Haemoglobin, C. Glucose, D. Sodium', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Transport Maximum (Tm)\nGlucose- 375mg/min\nPlasma proteins- 30mg/min\nNa+- No transport maximum', 'role': 'assistant'}]