chapter5questions：第050questions

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1、Ch5MultipleChoiceIdentifytheletterofthechoicethatbestcompletesthestatementoranswersthequestion.____1.Whichofthefollowingisnotoneofthefourmajorgroupsofmacromoleculesfoundinlivingorganisms?a.glucoseb.carbohydratesc.lipidsd.proteinse.nucleicacids____2.Polymersofpolysacch

2、arides,fats,andproteinsareallsynthesizedfrommonomersbywhichprocess?a.connectingmonosaccharidestogether(condensationreactions)b.theadditionofwatertoeachmonomer(hydrolysis)c.theremovalofwater(dehydrationreactions)d.ionicbondingofthemonomerse.theformationofdisulfidebridg

3、esbetweenmonomers____3.Whichofthefollowingbestsummarizestherelationshipbetweendehydrationreactionsandhydrolysis?a.Dehydrationreactionsassemblepolymers,andhydrolysisbreaksdownpolymers.b.Hydrolysisonlyoccursintheurinarysystem,anddehydrationreactionsonlyoccurinthedigesti

4、vetract.c.Dehydrationreactionscanoccuronlyafterhydrolysis.d.Hydrolysiscreatesmonomers,anddehydrationreactionsbreakdownpolymers.e.AandCarecorrect.____4.AmoleculewiththechemicalformulaC16H32O16isprobablyaa.carbohydrate.b.lipid.c.protein.d.nucleicacid.e.hydrocarbon.____5

5、.If128moleculesofthegeneraltypeshowninthefigurebelowwerecovalentlyjoinedtogetherinsequence,thesinglemoleculethatwouldresultwouldbeaa.polysaccharide.b.polypeptide.c.polyunsaturatedlipid.d.monosaccharide.e.disaccharide.____6.Considerapolysaccharideconsistingof576glucose

6、molecules.Thetotalhydrolysisofthepolysaccharidewouldresultintheproductionofa.575glucosemolecules.b.575watermolecules.c.576glucosemolecules.d.AandBonlye.BandConly____7.Lactose,asugarinmilk,iscomposedofoneglucosemoleculejoinedbyaglycosidiclinkagetoonegalactosemolecule.H

7、owislactoseclassified?a.asapentoseb.asahexosec.asamonosaccharided.asadisaccharidee.asapolysaccharide____8.Whichofthefollowingarepolysaccharides?a.glycogenb.starchc.chitind.AandBonlye.A,B,andC____9.Whichofthefollowingistrueofbothstarchandcellulose?a.Theyarebothpolymers

8、ofglucose.b.Theyaregeometricisomersofeachother.c.Theycanbothbedigestedbyhumans.d.Theyarebothusedforenergystorageinplants.e.T