This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General physiology, Subject name: Physiology
The resting membrane potential of a cell is due to permeability of 
Select and explain. 
A. K+, B. Na+, C. Ca++, D. Cl-
A: K+
Answer: A: K+ 
Explanation: K+ permeability is greater than Na+ permeability, therefore, K+channels maintain the RMP.(Ref: Textbook of physiology AK Jain 5th edition page no.35)