Biology 9700 · AS & A Level · Carbohydrates and lipids

Carbohydrates and lipids — practice question

Which row gives a correct comparison of a phospholipid molecule with a triglyceride molecule?

  • Aphospholipid molecule: contains a hydrophobic phosphate group; triglyceride molecule: is a hydrophobic molecule
  • Bphospholipid molecule: contains one glycerol molecule; triglyceride molecule: contains three glycerol molecules
  • Cphospholipid molecule: fewer ester bonds; triglyceride molecule: more ester bonds
  • Dphospholipid molecule: more fatty acids; triglyceride molecule: fewer fatty acids

Worked solution & mark scheme

This 1-mark question has a full step-by-step worked solution and mark scheme.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI