Which factor does not affect the diffusion of substance through the cell membrane?
Molecular size of the substance
Lipid solubility of the membrane
ATP generating capacity on both sides of membrane
Distribution of channels for the substance in the membrane
Diffusion occur without the expenditure of energy. It depend on the concentration of molecules. (REF: TEXTBOOK OF MEDICAL PHYSIOLOGY GEETHA N 2 EDITION, PAGE NO - 4)
General physiology