Have only C-C bonds, fit closely in a regular pattern, strong attractions between chains, have high melting points, solid at room temperature.
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UNSATURATED FATTY ACIDS
Have one or more C=C bonds, push each other apart creating irregular patterns, few interactions between chains, liquid at room temperature, low melting point
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STRUCTURAL FORMULA OF GLYCEROL
Glycerol has a carbon skeleton of three carbon atoms with three OH (hydroxyl) groups attached to the carbons.
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TRIGLYCERIDES
Triglycerides are hydrophobic esters of glycerol and fatty acids. Formed from glycerol C3H8O3 (a Hydrophilic molecule) And 3 fatty acids COOH(CH2)nCH3 (hydrophobic molecules)
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ESTER BOND
An ester bond is the bond between an alcohol group (-OH) and a carboxylic acid group (-COOH), formed by the elimination of a molecule of water (H2O).
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PHOSPHOLIPID
1) A lipid with one or more phosphate groups attached to it. (2) A lipid consisting of a glycerol bound to two fatty acids and a phosphate group.
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