OBJECTIVE LIFE SCIENCE
CELL BIOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The movement of molecules against a concentration gradient
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simple diffusion
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facilitated diffusion
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active transport
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osmosis
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Explanation:
Detailed explanation-1: -Active transport is the movement of molecules across a cell membrane in the direction against their concentration gradient, i.e. moving from an area of lower concentration to an area of higher concentration.
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