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What are pumps in active transport?...

What are pumps in active transport?

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### Step-by-Step Text Solution: 1. **Definition of Pumps in Active Transport**: - Pumps are specialized proteins that facilitate the movement of ions or molecules across a cell membrane. 2. **Mechanism of Action**: - These pumps transport substances against their concentration gradient, meaning they move molecules from an area of lower concentration to an area of higher concentration. ...
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