TEST BANK for Principles Of Biochemistry, 5th Edition By Moran, Horton, Scrimgeour, Perry All chapters

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TESTBANK
PRINCIPLES ssOF ssBIOCHEMISTRY ss5TH ssEDITION
Laurence ssMoran, ssRobert ssHorton, ssGray ssScrimgeour ss& ssMarc ssPerry

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Principles ssof ssBiochemistry, ss5th ssEdition ssTest ssBank ssBy: ssMoran, ssHorton,
ssScrimgeour, ssPerry



Contents:
Chapter Introduction ssto ssBiochemistry 1
ss1
Chapter Water 10
ss2
Chapter Amino ssAcids ssand ssthe ssPrimary ssStructures ssof 27
ss3 ssProteins
Chapter Proteins: ssThree-Dimensional ssStructure ssand ssFunction 46
ss4
Chapter Properties ssof ssEnzymes 65
ss5
Chapter Mechanisms ssof ssEnzymes 85
ss6
Chapter Coenzymes ssand ssVitamins 104
ss7
Chapter Carbohydrates 119
ss8
Chapter Lipids ssand ssMembranes 137
ss9
Chapter Introduction ssto ssMetabolism 153
ss10
Chapter Glycolysis 169
ss11
Chapter Gluconeogenesis, ssThe ssPentose ssPhosphate ssPathway,
ss12
and ssGlycogen ssMetabolism 185
Chapter The ssCitric ssAcid ssCycle 199
ss13
Chapter Electron ssTransport ssand ssOxidative ssPhosphorylation 213
ss14
Chapter Photosynthesis 227
ss15
Chapter Lipid ssMetabolism 241
ss16
Chapter Amino ssAcid ssMetabolism 256
ss17
Chapter Nucleotide ssMetabolism 269
ss18
Chapter Nucleic ssAcids 284
ss19
Chapter DNA ssReplication, ssRepair, ssandyRecombination 300
ss20
Chapter Transcription ssand ssRNA ssProcessing 315
ss21
Chapter ProteinySynthesis 330
ss22
Chapter Recombinant ssDNA ssTechnology 348
ss23

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Chapter ss1 Introductionto ssBiochemistry

1) Which sselements ssaccount ssfor ssmore ssthan ss97% ssof ssthe ssweight ssof ssmost ssorganisms?
A) C, ssH, ssN, ssMg, ssO, ss S
B) C, ssH, ssN, ssO, ssP, ssS
C) C, ssH, ssN
D) Fe, ssC, ssH, ssO, ssP
E) Ca2+, ssK+, ssNa+, ssMg2+, ssCl-

Answer: s s B
Page ssRef: ssSection ss2


2) Proteins ssin ssbiological ssmembranes ssmay ssbe
A) porous.
B) attached ssto ssthe ssmembrane sssurface.
C) span ssthe ssmembrane.
D) All ssof ssthe ssabove
E) B ssand ssC ssonly

Answer: s s D
Page ssRef: ssSection ss3


3) Which ssstatement ssabout sscellulose ssis ssfalse?
A) It ssis ssthe ssmost ssabundant sspolysaccharide ssin ssnature.
B) Itsymonomers ssare ssjoined ssby ssglycosidic ssbonds.
C) It ssis sspresent ssin ssthe ssstems ssof ssflowering ssplants.
D) The sshydroxyl ssgroups ssof ssneighboring sscellulose ssmolecules ssinteract ssto
ssform ssstrong, ssinsolubl ssefibers.
E) It ssis ssa ssbranched sspolymer ssof ssglucose.

Answer: s s E
Page ssRef: ssSection ss3




1

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4) When ssKeq ssof ssa ssreaction ss= ss1, ssthen
A) the ssforward ssreaction ssis ssfaster ssthan ssthe ssreverse ssreaction.
B) the ssreverse ssreaction ssis ssfaster ssthan ssthe ssforward ssreaction.
C) the ssforward ssand ssreverse ssreaction ssrate ssconstants ssare ssequal.
D) more ssproducts ssare ssformed ssthan ssreactants.
E) fewer ssproducts ssare ssformed ssthan ssreactants.

Answer: s s C
Page ssRef: ssSection ss4


5) Which ssstatement ssis sstrue ssabout ssa ssreaction sswith ssan ssequilibrium ssconstant, ssKeq, ssequal
ssto ss1000?
A) The ssforward ssrate ssconstant ssis ss1000 sstimes ssgreater ssthan ssthe ssreverse ssrate
ssconstant.
B) The ssforward ssrate ssconstant ssis ss3 sstimes ssgreater ssthan ssreverse ssrate ssconstant.
C) The ssforward ssrate ssconstant ssis ss1000 sstimes sssmaller ssthan ssthe ssreverse ssrate
ssconstant.
D) The ssforward ssrate ssconstant ssis ss3 sstimes sssmaller ssthan ssthe ssreverse ssrate ssconstant.
E) There ssis ssnot ssenough ssinformation ssgiven ssto sscompare ssthe ssforward ssand ssreverse
ssrate ssconstants.

Answer: s s A
Page ssRef: ssSection ss4


6) The ssstudy ssof ssthe ssenergy sschanges ssduring ssmetabolic ssreactions ssis sscalled .
A) bioinformatics
B) metabodynamics
C) thermometrics
D) bioenergetics
E) biological ssheat ssdynamics

Answer: s s D
Page ssRef: ssSection ss4


7) A ssspontaneous sschemical ssreaction ssalways sshas ssa change.
A) positive ssGibbʹs ssfree ssenergy
B) negative ssGibbʹs ssfree ssenergy
C) positive ssenthalpy
D) negative ssenthalpy
E) positive ssentropy

Answer: s s B
Page ssRef: ssSection ss4




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