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[A]: Active transport results in solute ...

[A]: Active transport results in solute move- ment against a concentration gradient.
[R]: Active co-transport of `Na^+ and K^+` is ener-gized by ATP.

A

If both A and R are true and R is the correct explanation of A

B

If both A and R are true but R is not the correct explanation of A

C

If A is true and R is false

D

If both A and R are false

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The correct Answer is:
B
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