| NOUN | process | active transport | transport of a substance (as a protein or drug) across a cell membrane against the concentration gradient |
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| Meaning | transport of a substance (as a protein or drug) across a cell membrane against the concentration gradient; requires an expenditure of energy. | |
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| Category | drug | A substance that is used as a medicine or narcotic |
| Broader | transport | An exchange of molecules (and their kinetic energy and momentum) across the boundary between adjacent layers of a fluid or across cell membranes |
| Spanish | transporte activo | |
| Catalan | transport actiu | |
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