Question

boilogical importance of Na​

Answer 1

$\huge\mathfrak\red{Heya\:mate}$

Function of sodium ions. Sodium is the primary cation (positive ion) in extracellular fluids in animals and humans. These fluids, such as blood plasma and extracellular fluids in other tissues, bathe cells and carry out transport functions for nutrients and wastes.

#$\huge\mathfrak{Thanks}$

Answer 2

I think this is your answer Na=sodium

If its wrong please forgive me......