Neet Solved Paper 2013 Question 19

Question: The most abundant intracellular cation is

Options:

A) $ N{a^{+}} $

B) $ C{a^{2+}} $

C) $ {H^{+}} $

D) $ {K^{+}} $

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Answer:

Correct Answer: D

Solution:

  • Major intracellular cation is K+ Major extracellular cation is Na+ Ca+ play major role in signal transduction pathways. H+ is found in aqueous solution of all acids.