Biology
WAEC 2018
Active transport differs from diffusion in that active transport
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A.
is a very fast process
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B.
allows the movement of substances against concentration gradient
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C.
takes place in both light and dark reaction of photosynthesis
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D.
occurs in both plant and animal tissues
Correct Answer: Option B
Explanation
Diffusion, as well as osmosis depends only on concentration gradient but active transport works against concentration gradient.
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