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Lipids - Coggle Diagram
Lipids
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Two fatty acid tails ester bonded to a glycerol molecule and a phosphate PO4 3- group bonded to the glycerol molecule
hydrophobic fatty acids have a carboxyl group and can be saturated or unsaturated: unsaturated fatty acids have double bonds in the hydrocarbon chain and kinks
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emulsion test for lipids
Add ethanol to sample and shake to ensure any lipids present are dissolved. Add water and for a positive result a layer of milky white emulsion will form. The solution will remain clear if no lipids are present
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