BRAINCAKERoles of Lipids
Lipids are macromolecules that contain carbon, hydrogen and oxygen. They are insoluble in water but soluble in organic solvents such as ethanol.
Cell membranes and membranes of organelles are made of phospholipids.
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Key terms in this lesson
- phospholipid
- A lipid in which one fatty acid is replaced by a phosphate group, giving a hydrophilic head and hydrophobic tails.
More in Biological Molecules
- Starch
- Test for Starch
- Glycogen
- Cellulose
- Triglycerides
- Properties of Triglycerides
- Phospholipids
- Properties of Phospholipids
All 29 lessons in Biological Molecules · All AQA AS-level Biology topics