Polysaccharides. AS Biology OCR Questions on polysaccharides 3.5 / 5 based on 7 ratings ? BiologyBiological molecules, organic chemistry and biochemistryASAll boards Created by: JadeCreated on: 26-10-11 18:46 What are the properties of polysaccharides? They are macromolecules, not sweet, not soluble in water and can't be crystallized. 1 of 23 They're polymers of....? Monosaccharides 2 of 23 Joined by? Condensation reactions 3 of 23 Broken down by? Hydrolysis reactions 4 of 23 Starch is a polymer of ...? alpha-glucose 5 of 23 Starch is a mixture of? Amylose & Amylopectin 6 of 23 What is the function of starch? Energy storage in plants 7 of 23 Starch is found in...? Amyloplasts & as starch grains in stroma of chloroplasts 8 of 23 Amylose consists of....? Unbranched chains of alpha-glucose 9 of 23 Usually made out of ____ monomers 300 10 of 23 Forms a _____________ as chains coil up Helical shape 11 of 23 What bonds form between -OH groups to stabilize the helix? Hydrogen bonds 12 of 23 This makes Amylose _________. Compact 13 of 23 Amylopectin is made of....? Branched chains of alpha-glucose 14 of 23 Glycogen is a polymer of...? Alpha-glucose 15 of 23 It is? Branched 16 of 23 What is the function of glycogen? Energy storage in animals 17 of 23 Glycogen is especially found in ? Option 1 & 2 18 of 23 Cellulose contains ___________ chains of ___________. Unbranched chains, beta-glucose 19 of 23 Joined by? 1,4 Glycosidic bonds 20 of 23 The individual chains are then linked to each other by ____________. Hydrogen bonds 21 of 23 These are formed into STRONG ____________. Microfibrils 22 of 23 What is the function of cellulose? Structural polysaccharide in plants 23 of 23
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