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
Inulin clearance is equal to 
Select and explain. 
A. 55 ml/min, B. 625 ml/min, C. 125 ml/min, D. 40 ml/min
C: 125 ml/min
Answer: C: 125 ml/min 
Explanation: Inulin clearance is equal to about 125ml/min, which is the GFR.