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3.3 Cell Membrane
Question | Answer |
---|---|
Cell Membrane | A barrier that separates a cell from the external environment |
These are composed of 2 phospholipids layers | Cell Membranes |
How many functions does the cell membrane have? | 2 |
What are the two major functions | Forming a boundary between inside and outside of the cell and selective permeability |
What is the cell membrane made of? | Phospholipid bilayers |
What describes the membrane? | The Fluid Mosaic Model |
What are transmitted across the cell membrane? | Chemical Signals |
Ligands bind with what to communicate? | Receptors |
What are the two types of receptors? | Intracellular and membrane receptors |