The sBlock Elements - Result Question 3
####3. The function of “Sodium pump” is a biological process operating in each and every cell of all animals. Which of the following biologically important ions is also a consituent of this pump :
(a) $Mg^{2+}$
(b) $K^{+}$
(c) $Fe^{2+}$
(d) $Ca^{2+}$
[2015]
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Solution:
- (b) In sodium pump, high concentration of potassium ions and a low concentration of sodium ions are maintained within a cell by a plasma membrane protein.
