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Lipids (Phospholipids (1 phosphate group (Hydrophillic (Phosphate is…
Lipids
Phospholipids
2 fatty acids
Hydrophobic
Repels H2O
1 glycerol
1 phosphate group
Outer cell membrane= phospholipid bilayer
Hydrophillic
Attracts H2O
Phosphate is charged
Ions attracted to H2O
2 ester bonds
Triglycerides
3 fatty acids + 1 glycerol
Saturated fatty acid
Single C-C bonds
Unsaturated fatty acid
At least 1 C=C bond
Energy storage in plants and animals.
3 ester bonds
3 condensation reactions
3 molecules of H2O
Strong covalent bonds
Steroids
4 ring carbon structures
Cell membranes require cholesterol
Controls fluidity of cell membranes