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1.3 - Membrane structure - Key terms
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- 1PhospholipidA lipid with a phosphate group in its hydrophilic head. The main constituent of cell membranes.
- 2Phospholipid bilayerA double layer of phospholipids that makes up cell membranes.
- 3CholesterolA steroid that forms an essential component of animal cell membranes.
- 4PermeabilityThe ability of a membrane to let things in and out.
- 5Fluid mosaic model (Singer-Nicholson)A model of cell membranes in which proteins are embedded in a phospholipid bilayer.
- 6Davson-Danielli modelA model of cell membranes in which the phospholibid bilayer is covered in a layer of protein.
- 7AmphipathicHaving both a hydrophilic region and a hydrophobic region.
- 8HydrophilicWater-loving; polar molecules (or sections of molecules) that are soluble in water.
- 9HydrophobicWater-fearing; non-polar molecules (or sections of molecules) that are not soluble in water.
- 10GlycoproteinA protein with one or more carbohydrates attached.
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- International Baccalaureate (1 - Cell Biology) Biology Fichas sobre 1.3 - Membrane structure - Key terms, creado por Ella-mentary el 15/01/2016.
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