Structure and Function of Biological Macromolecules

AP Biology· difficulty 3/5

glucose fructose O glycosidic Sucrose = glucose + fructose Disaccharide formed by dehydration synthesis

The bond joining the two sugar rings in sucrose is BEST classified as:

  • A

    Peptide bond formed by hydrolysis

  • B

    Disulfide bond formed by oxidation

  • C

    Phosphodiester bond formed by replication

  • D

    Glycosidic linkage formed by dehydration synthesis

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Explanation

Two monosaccharides combine via a glycosidic linkage with the loss of water (dehydration synthesis), forming a disaccharide.

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