Biology, 14.01.2021 22:40 jhonnysoriano9053
The sodium potassium pump is a form of active transport that moves three sodium ions to the outside of the cell for every two potassium ions that is moved into the cell. Which of these best explains why energy is needed for active transport?
Ions are negatively charged
Ions are attached to large proteins
Ions are trapped inside the plasma membrane
Ions are moved against the concentration gradient
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