Biology 9700 · AS & A Level · Carbohydrates and lipids

Carbohydrates and lipids — practice question

Which row presents the characteristics of a carbohydrate polymer located within animal cells?

  • A$\alpha$-$1,4$ glycosidic bonds: ✓; $\alpha$-$1,6$ glycosidic bonds: ✓; shape of molecule: branched
  • B$\alpha$-$1,4$ glycosidic bonds: ✓; $\alpha$-$1,6$ glycosidic bonds: ✗; shape of molecule: helical
  • C$\alpha$-$1,4$ glycosidic bonds: ✗; $\alpha$-$1,6$ glycosidic bonds: ✓; shape of molecule: branched
  • D$\alpha$-$1,4$ glycosidic bonds: ✗; $\alpha$-$1,6$ glycosidic bonds: ✗; shape of molecule: helical

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