TESTBANK n
PRINCIPLES OF BIOCHEMISTRY 5TH EDITION
n n n n
LaurencenMoran,nRobertnHorton,nGraynScrimgeourn&nMarcnPerry
,PrinciplesnofnBiochemistry,n5thnEditionnTestnBanknBy:nMoran,nHorton,nScrimgeour,nPerry
Contents:
Chaptern1 IntroductionntonBiochemistry 1
Chaptern2 Water 10
Chaptern3 AminonAcidsnandnthenPrimarynStructuresnofnProteins 27
Chaptern4 Proteins:nThree-DimensionalnStructurenandnFunction 46
Chaptern5 PropertiesnofnEnzymes 65
Chaptern6 MechanismsnofnEnzymes 85
Chaptern7 CoenzymesnandnVitamins 104
Chaptern8 Carbohydrates 119
Chaptern9 LipidsnandnMembranes 137
Chaptern10 IntroductionntonMetabolism 153
Chaptern11 Glycolysis 169
Chaptern12 Gluconeogenesis,nThenPentosenPhosphatenPathway,
andnGlycogennMetabolism 185
Chaptern13 ThenCitricnAcidnCycle 199
Chaptern14 ElectronnTransportnandnOxidativenPhosphorylation 213
Chaptern15 Photosynthesis 227
Chaptern16 LipidnMetabolism 241
Chaptern17 AminonAcidnMetabolism 256
Chaptern18 NucleotidenMetabolism 269
Chaptern19 NucleicnAcids 284
Chaptern20 DNAnReplication,nRepair,nandnRecombination 300
Chaptern21 TranscriptionnandnRNAnProcessing 315
Chaptern22 ProteinnSynthesis 330
Chaptern23 RecombinantnDNAnTechnology 348
,Chapter 1 Introduction to Biochemistry
n n n
1) Whichn elementsnaccountn forn morenthann97%nofnthenweightn ofnmostnorganisms?
A) C,n H,nN,nMg,nO,n S
B) C,n H,nN,nO,n P,nS
C) C,n H,nN
D) Fe,nC,n H,nO,n P
E) Ca2+,nK+,nNa+,nMg2+,nCl-
Answer:n B
PagenRef:n Sectionn 2
2) Proteinsninnbiologicalnmembranesn maynbe
A) porous.
B) attachedntonthenmembranen surface.
C) spann thenmembrane.
D) Allnofnthenabove
E) BnandnCnonly
Answer:n D
PagenRef:n Sectionn 3
3) Whichn statementnaboutn cellulosenisnfalse?
A) Itn isnthenmostnabundantn polysacchariden innnature.
B) Itsnmonomersn arenjoinedn bynglycosidicnbonds.
C) Itn isnpresentninnthenstemsnofnfloweringnplants.
D) Thenhydroxylngroupsnofnneighboringncellulosenmoleculesninteractntonformnstrong,ninsoluble
nfibers.
E) Itn isnan branchednpolymernofnglucose.
Answer:n E
PagenRef:n Sectionn 3
1
, 4) WhennKeqnofnan reactionn=n1,nthen
A) thenforwardn reactionnisnfastern thann thenreversen reaction.
B) thenreversen reactionnisnfastern thann thenforwardn reaction.
C) thenforwardnandn reversen reactionnratenconstantsnaren equal.
D) moren productsnaren formednthann reactants.
E) fewern productsnaren formednthann reactants.
Answer:n C
PagenRef:n Sectionn 4
5) Whichnstatementnisntruenaboutn an reactionnwithnannequilibriumnconstant,n Keq,nequaln ton1000?
A) Then forwardnratenconstantn isn1000ntimesngreatern thann thenreversen ratenconstant.
B) Thenforwardnratenconstantn isn3n timesngreatern thannreversen ratenconstant.
C) Then forwardnratenconstantn isn1000ntimesnsmallernthannthenreversen ratenconstant.
D) Then forwardnratenconstantn isn3n timesnsmallernthann thenreversen ratenconstant.
E) Therenisnnotn enoughn informationn givenntoncomparenthenforwardnandnreversen ratenconstants.
Answer:n A
PagenRef:n Sectionn 4
6) Then studyn ofnthenenergyn changesn duringn metabolicnreactionsn isncalled .
A) bioinformatics
B) metabodynamics
C) thermometrics
D) bioenergetics
E) biologicalnheatn dynamics
Answer:n D
PagenRef:n Sectionn 4
7) Anspontaneousn chemicaln reactionnalwaysn hasn a change.
A) positiven Gibbʹsnfreen energy
B) negativenGibbʹsnfreen energy
C) positivenenthalpy
D) negativenenthalpy
E) positivenentropy
Answer:n B
PagenRef:n Sectionn 4
2
PRINCIPLES OF BIOCHEMISTRY 5TH EDITION
n n n n
LaurencenMoran,nRobertnHorton,nGraynScrimgeourn&nMarcnPerry
,PrinciplesnofnBiochemistry,n5thnEditionnTestnBanknBy:nMoran,nHorton,nScrimgeour,nPerry
Contents:
Chaptern1 IntroductionntonBiochemistry 1
Chaptern2 Water 10
Chaptern3 AminonAcidsnandnthenPrimarynStructuresnofnProteins 27
Chaptern4 Proteins:nThree-DimensionalnStructurenandnFunction 46
Chaptern5 PropertiesnofnEnzymes 65
Chaptern6 MechanismsnofnEnzymes 85
Chaptern7 CoenzymesnandnVitamins 104
Chaptern8 Carbohydrates 119
Chaptern9 LipidsnandnMembranes 137
Chaptern10 IntroductionntonMetabolism 153
Chaptern11 Glycolysis 169
Chaptern12 Gluconeogenesis,nThenPentosenPhosphatenPathway,
andnGlycogennMetabolism 185
Chaptern13 ThenCitricnAcidnCycle 199
Chaptern14 ElectronnTransportnandnOxidativenPhosphorylation 213
Chaptern15 Photosynthesis 227
Chaptern16 LipidnMetabolism 241
Chaptern17 AminonAcidnMetabolism 256
Chaptern18 NucleotidenMetabolism 269
Chaptern19 NucleicnAcids 284
Chaptern20 DNAnReplication,nRepair,nandnRecombination 300
Chaptern21 TranscriptionnandnRNAnProcessing 315
Chaptern22 ProteinnSynthesis 330
Chaptern23 RecombinantnDNAnTechnology 348
,Chapter 1 Introduction to Biochemistry
n n n
1) Whichn elementsnaccountn forn morenthann97%nofnthenweightn ofnmostnorganisms?
A) C,n H,nN,nMg,nO,n S
B) C,n H,nN,nO,n P,nS
C) C,n H,nN
D) Fe,nC,n H,nO,n P
E) Ca2+,nK+,nNa+,nMg2+,nCl-
Answer:n B
PagenRef:n Sectionn 2
2) Proteinsninnbiologicalnmembranesn maynbe
A) porous.
B) attachedntonthenmembranen surface.
C) spann thenmembrane.
D) Allnofnthenabove
E) BnandnCnonly
Answer:n D
PagenRef:n Sectionn 3
3) Whichn statementnaboutn cellulosenisnfalse?
A) Itn isnthenmostnabundantn polysacchariden innnature.
B) Itsnmonomersn arenjoinedn bynglycosidicnbonds.
C) Itn isnpresentninnthenstemsnofnfloweringnplants.
D) Thenhydroxylngroupsnofnneighboringncellulosenmoleculesninteractntonformnstrong,ninsoluble
nfibers.
E) Itn isnan branchednpolymernofnglucose.
Answer:n E
PagenRef:n Sectionn 3
1
, 4) WhennKeqnofnan reactionn=n1,nthen
A) thenforwardn reactionnisnfastern thann thenreversen reaction.
B) thenreversen reactionnisnfastern thann thenforwardn reaction.
C) thenforwardnandn reversen reactionnratenconstantsnaren equal.
D) moren productsnaren formednthann reactants.
E) fewern productsnaren formednthann reactants.
Answer:n C
PagenRef:n Sectionn 4
5) Whichnstatementnisntruenaboutn an reactionnwithnannequilibriumnconstant,n Keq,nequaln ton1000?
A) Then forwardnratenconstantn isn1000ntimesngreatern thann thenreversen ratenconstant.
B) Thenforwardnratenconstantn isn3n timesngreatern thannreversen ratenconstant.
C) Then forwardnratenconstantn isn1000ntimesnsmallernthannthenreversen ratenconstant.
D) Then forwardnratenconstantn isn3n timesnsmallernthann thenreversen ratenconstant.
E) Therenisnnotn enoughn informationn givenntoncomparenthenforwardnandnreversen ratenconstants.
Answer:n A
PagenRef:n Sectionn 4
6) Then studyn ofnthenenergyn changesn duringn metabolicnreactionsn isncalled .
A) bioinformatics
B) metabodynamics
C) thermometrics
D) bioenergetics
E) biologicalnheatn dynamics
Answer:n D
PagenRef:n Sectionn 4
7) Anspontaneousn chemicaln reactionnalwaysn hasn a change.
A) positiven Gibbʹsnfreen energy
B) negativenGibbʹsnfreen energy
C) positivenenthalpy
D) negativenenthalpy
E) positivenentropy
Answer:n B
PagenRef:n Sectionn 4
2
