1.

Which of the following statements is true about transmembrane electrical potential?(a) The chemical gradient drives Cl^– and K^+ inwards(b) The electrical gradient drives Na^+ and Ca^+2 inwards(c) The chemical gradient drives Na^+ and Ca^+2 inwards and K^+ outward(d) The chemical gradient drives Cl^– and K^+ outwards

Answer» Right option is (c) The chemical gradient drives Na^+ and Ca^+2 inwards and K^+ outward

The explanation is: The chemical gradient drives Na^+ and Ca^+2 inwards and K^+ outward, electrical gradient drives Cl^–.


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