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Lipid Structure Main Role Other Features
Energy store Stored as fat
Triglyceride Glycerol + 3 Fatty acid chains Insoluable ­ Meaning there is no => Thermal insulation
effect to the cell water potential => Protection
Phosphate group may attach
Glycerol + 2 Fatty acid chains + Part hydrophobic, part hydrophilic carbohydrate parts to form
Phospholipid
Phosphate group = the basis for cell membranes glycolipids => involved in cell
signalling
Small, thin molecule that fits in the
4 Carbon based rings joined
Cholesterol phospholipid bilayer ­…read more

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