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level: Level 1

Questions and Answers List

level questions: Level 1

QuestionAnswer
examples of polysaccharidesstarch, cellulose, glycogen
examples of monosaccharidesglucose, fructose, ribose
examples of disaccharidessucrose, maltose, lactose
what are the sub units of carbohydratesmonosaccharides
what are the bonds present in carbohydratesglycosidic
what are the sub units of lipidsfatty acids and glycerol
what are the bonds present in lipidsester
what are the sub units of proteinsamino acids
what are the bonds present in proteinspeptide
the 2 monosaccharides of maltose are?alpha glucose and alpha glucose
the 2 monosaccharides of lactose are?alpha glucose and galactose
the 2 monosaccharides of sucrose are?alpha glucose and fructose
the bonds of the monosaccharides for maltose is?1-4 glycosidic linkage
the bonds of the monosaccharides for lactose is?B - 1 - 4 glycosidic linkage
the bonds of the monosaccharides for sucrose is?a-1, b-2 glycosidic linkage
what are polysaccharides?long chains of many monosaccharides joined together by glycosidic bonds
what are common polysaccharides?amylose, amylopectin, glycogen and cellulose
describe the structure of celluloseit is formed in a condensation reaction, it is made out of beta glucose with 1 -4 glycosidic bonds, every other beta glucose molecule is inverted
why are some of the beta glucoses that make up cellulose inverted?prevents the cellulose from coiling, because cellulose chains are straight, many chains run parrallel to each other (now called microfibrils
what do the hydrogen bonds form between in cellulose structurebetween the O and H of the nearby hydroxl groups
why are the hydrogen bonds important.The hydrogen bonds form cross-links betweens chains next to each other, while each individual H bond is weak, many thousands of H bonds collectively make cellulose very strong