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TERMS 3.3
| Term | Definition |
|---|---|
| Cell Membrane | Double-layer of phospholipids that forms a boundary between a cell and the surrounding environment and controls the passage of materials into and out of a cell |
| Phospholipid | Molecule that forms a double-layered cell membrane; consists of glycerol, a phosphate group, and two fatty acids |
| Fluid Mosaic Model | Model that describes the arrangement and movement of the molecules that make up a cell membrane |
| Selective Permeability | Condition or quality of allowing some, but not all, materials to cross a barrier or membrane |
| Receptor | Protein that detects a signal molecule and performs an action in response |