Most important intracellular cation -
Ans. is 'b' i.e., K+ o In ECF, most abundant cation is Na+ and most abundant, anion is Cl-.o On the other hand, in ICF most abundant cation is K+ and most abundant anion is PO4-2 followed by protein.
Na+
K+
Ca2+
Mg2+
Cell Physiology and Intercellular Connections