Lipids fats, oils, waxes

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Lipidsfats, oils, waxes

• Function energy storage
• C,H,O but H to O ratio high
• Higher proportion of C-H bonds than carbs.
  Thus, store more energy per unit of mass
• Nonpolar Thus, insoluble in H2O

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Fats - Triglycerides

• Glycerol 3 Fatty acids
• -3 carbon alcohol -long chains
• -backbone of fat -carboxyl
• 
  -saturated or
• 
  unsaturated

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• Other Lipids
• Steroids cholesterol, testosterone
• Phospholipids cell membranes