Biology 9700 · AS & A Level · Carbohydrates and lipids

Carbohydrates and lipids — practice question

Which molecules invariably contain at least four double bonds?

  • Atriglyceride, collagen and haemoglobin
  • Bcollagen and triglyceride only
  • Chaemoglobin and collagen only
  • Dtriglyceride and haemoglobin only

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