Physiology Cells maintain a low intracellular Na+ concentration and a high intracellular K+ concentration by sodium-potassium pump which is an example of: A Active transpo B Passive transpo C Facilitated diffusion D Osmosis 💡 Explanation Cells maintain a low intracellular Na+ concentration and a high intracellular K+ concentration by sodium-potassium pump which is an example of: ✓ Correct Answer: A. Active transpo