biological molecules 0.0 / 5 ? BiologyBiological moleculesASAQA Created by: CmkayssCreated on: 03-04-17 12:53 what are polymers? large complex molecules composed of monomers 1 of 20 what are monomers? smale basic molecular units which form polmers in large chains 2 of 20 reactants and products of condensation reactants- monomers products- polmer n water 3 of 20 opposite of condensation hydrolysis 4 of 20 name 3 monosaccharides glucose, fructose, galactose 5 of 20 differance between alpha n beta glucose oh group on last carbon is switch (top for beta) 6 of 20 bond formed by condensation glycosidic bond 7 of 20 name 3 disaccharides and their monsacccharides lactose-glucose galatcose sucrose-glucose fructose maltose-alpha glucose 8 of 20 what is benedicts test testing for? reducing n non reducing sugars 9 of 20 how to test for non reducing sugars add benedicts solution. boil. red precipitate forms 10 of 20 extra step from non redcuing sugars add bendicts reagent n diliute hcl boil n neutralise with hco3 11 of 20 starch structure made of amylose (long unbranched chains coiled+ very compact +good for storage) n amylopectin (long branched chains easily broken down) 12 of 20 why is starch good for storage compact chains and insoluble= no affect on water potiential 13 of 20 structure glycogen branched chains n very compacted 14 of 20 cellulose structure chains of unbranched B glucose linked by H bonds forming strong fibres = micrfibrils 15 of 20 how to test for starch add iodine dissolved in potassium iodide to sample dar blue= starch 16 of 20 describe trigyceride one glycerol n 17 of 20 differance between saturated n unsaturated fatty acids S has only sing c-c bonds US has sing n double 18 of 20 what bond is between glycerol n fatty acids ester bond 19 of 20 describe phospholipid one phosphate group n glycerol n 2 fatty acids in cell membrane 20 of 20
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