Disaccharides

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Disaccharides

  • Two single sugar units joined together in a condensation reaction.
  • Bond between then known as glycosidic bond.
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Sucrose

  • Glucose + Fructose
  • Usual form in which sugar is transported around the plant.
  • Soluble

(http://cellbiologyolm.stevegallik.org/sites/all/images/sucrose.png)

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Maltose

  • Glucose + Glucose
  • This is produced when amylase breaks down starch.
  • Found in germinating seeds as they break down their starch stores to use for food.
  • Soluble.

(http://ars.els-cdn.com/content/image/1-s2.0-S0003682X10000642-gr1.jpg)

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Lactose

  •  Galactose + Glucose
  • Sugar found in milk.
  • Soluble.

(http://braukaiser.com/wiki/images/4/44/Lactose.gif)

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