BRAINCAKEDisaccharides
Two monosaccharides joined together by a covalent bonds is called a disaccharide.
The monosaccharides undergo a condensation reaction with the removal of a water molecule to form the covalent bond.
The bond formed is called a glycosidic bond.
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Key terms in this lesson
- covalent bond
- A strong chemical bond formed when a pair of electrons is shared between two atoms.
- condensation reaction
- A reaction that joins two molecules together with a covalent bond, with the elimination of a water molecule.
- hydrolysis
- The breaking of a covalent bond within a molecule using a water molecule.
- monosaccharide
- The monomer from which larger carbohydrates are made, a simple sugar such as glucose.
More in Biological Molecules
- Organic Compounds
- Carbohydrates
- Monosaccharides
- Test for Reducing Sugars
- Test for Non-reducing Sugars
- Polysaccharides
- Starch
- Test for Starch
All 29 lessons in Biological Molecules · All AQA AS-level Biology topics