1.3 Disaccharides and polysaccharides

• name 3 disaccharides

  sucrose, maltose, lactose
• What is a disaccharide?

  A carbohydrate formed from two monosaccharides
• What type of reaction forms a disaccharide?

  A condensation reaction
• What is produced during the formation of a disaccharide?

  A molecule of water
• What type of bond is formed between two alpha glucose molecules to create maltose?

  A 1,4 glycosidic bond
• What is maltose and how is it formed?

  • Maltose is a disaccharide.
  • Formed by condensation of two glucose molecules.
• What is sucrose and how is it formed?

  • Sucrose is a disaccharide.
  • Formed by condensation of glucose and fructose.
• What is lactose and how is it formed?

  • Lactose is a disaccharide.
  • Formed by condensation of glucose and galactose.