A) (A) and (R) are true and (R) is correct explanation of
B) (A) and (R) are true but (R)is not the correct explanation of
C) (A) is true but (R) is false
D) (A) is false but (R) is true
Correct Answer: C
Solution :
Plant cells have several internal compartments, each of which can differ in its ionic composition. The cytosol and the vacuole are the most important intracellular compartments that determine the ionic relations of plant cells. In Nitella potassium is accumulated passively by both the cytosol and the vacuole, except when extracellular K+ concentrations are very low, in which case it is taken up actively.
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