Carbohydrates: Monosaccharides and Disaccharides. AS Biology OCR Quiz on Carbohydrates. 4.0 / 5 based on 6 ratings ? BiologyBiological molecules, organic chemistry and biochemistryASAll boards Created by: JadeCreated on: 25-10-11 16:19 Name 3 functions of Carbohydrates Storage, energy source and structure 1 of 14 What is a monosaccharide? A monosaccharide is a simple sugar molecule and the monomer of polysaccharides. 2 of 14 What is a disaccharide? A disaccharide is a molecule consisting of two monosaccharide sugars joined by a glycosidic bond. 3 of 14 What is a polysaccharide? A polysaccharide is a polymer consisting of many monosaccharide monomers covalently bonded together. 4 of 14 What is the structural formula of a triose? C3H6O3 5 of 14 What is the structural formula of a pentose? C5H10O5 6 of 14 What is the structural formula of a hexose? C6H12O6 7 of 14 The properties of monosaccharides are? Sweet ,crystalline,soluble in water 8 of 14 What kind of reaction bonds two monosaccharides together? and what does it form? Condensation reaction and a disaccharide and a molecule of water 9 of 14 In alpha-glucose the OH on carbon 1 points ...? DOWN 10 of 14 In beta-glucose the OH on carbon 1 points...? UP 11 of 14 The bond produced in a condensation reaction is a covalent bond and is called a... 1,4 Glycosidic bond 12 of 14 alpha-glucose + alpha-glucose =? Maltose 13 of 14 To seperate disaccharides back into their monomers, the __________ is _________ 1,4 Glycosidic bond is hydrolysed 14 of 14
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