Lipids +questions

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Notes gained from college, OCR Heineman biology textbook and revision guide, CGP OCR biology revision book and other resources found in the college library.

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LIPIDS
STRUCTURE OF A TRIGLYCERIDE
They are made of carbon, hydrogen and oxygen (lower amounts than carbohydrates).
They are made of one molecule of glycerol and three fatty acids attached.
Fatty acids have long tails made of hydrocarbons. All fatty acids consist of the same basic structure but the
hydrocarbon…

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4. Describe the structure of a phospholipid. (3 marks)
5. Explain the difference between a saturated fatty acid and an unsaturated fatty acid. (3 marks)

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