Biology 9700 · AS & A Level · Carbohydrates and lipids

Carbohydrates and lipids — practice question

The diagram shows part of a glycogen molecule. In what way is this molecule different from an amylose molecule?

  • AAmylose has only $\alpha$-$1,4$ glycosidic bonds.
  • BAmylose has only $\beta$-$1,4$ glycosidic bonds.
  • CAmylose has $\alpha$-$1,6$ glycosidic bonds with $1,4$ linkages forming branches.
  • DAmylose has $\beta$-$1,4$ glycosidic bonds with $1,6$ linkages forming branches.

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