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In the light of carrier concept the transport of ion across the membrane is

In the light of carrier concept, the transport of ion across the membrane is

Options

(a) Passive process
(b) Non-osmotic process
(c) Osmotic process
(d) Active process

Correct Answer:

Active process

Explanation:

In this process an ATP is used up.ATP molecule combine with carrier molecules and allow passage of substances against concentration gradient.

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