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Active Transport
Active Transport Vocabulary
Term | Definition |
---|---|
Properties of Active Transport | (1) Requires energy (2) Particles move AGAINST the gradient from LOW to HIGH concentration |
Protein Carrier | Protein used to help move substances AGAINST the gradient |
Sodium-Potassium Pump | Pump used to push particles AGAINST the gradient in nerve cells |
Selectively Permeable / Semipermeable | Alllows some substances to pass through the membrane, but not all |
Endocytosis | Process by which materials are brought INTO the cell |
Exocytosis | Process by which materials are sent OUT OF the cell |