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9 Cards in this Set
- Front
- Back
Structure of membrane phospholipids
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2 nonpolar (hydrophobic) hydrocarbon chains linked to one charged (hydrophilic) head group
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Integral proteins
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Are inside the lipid bilayer
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Peripheral proteins
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Have a looser association with the membrane surface.
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Two types of proteins in the cell to regulate transport of molecules:
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Carrier proteins
Transport proteins |
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Fuzzy cell coat on the external surface of the cell membrane
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glycocalyx
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Function of cholesterol in phospholipid bilayer
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Stabilizes cell membrane, makes it more rigid, and regulates FLUIDITY of the phospholipid bilayer
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Endocytosis
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Uptake and transfer of molecules across the cell membrane into the cell interior
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Exocytosis
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Release of material from cell cytoplasm across the cell membrane
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Pinocytosis
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Cells ingest small molecules of fluids
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