Carbohydrates: Mono-, Di- and Polysaccharides · NCERT Biology

Which of the following is a disaccharide composed of glucose and galactose?

  1. Maltose
  2. Lactose
  3. Sucrose
  4. Trehalose
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Correct answer: Lactose

Lactose, also known as milk sugar, is a disaccharide. It is formed by a glycosidic linkage between a glucose molecule and a galactose molecule.

Difficulty: Medium Question 10 of 20

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