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: Biochemistry
All are true about phosphorus except ? 
Select and explain. 
A. Comprises 1 % of the total body weight, B. 85% remains in the bones, C. Diet is not a common source, D. Parathormone acts on NaPiIIc receptors
D: Parathormone acts on NaPiIIc receptors
Answer: D: Parathormone acts on NaPiIIc receptors 
Explanation: Ans. is 'd' i.e., Parathormone acts on NaPilic receptors