Lehninger Principles of Biochemistry 7th Edition Nelson Test Bank

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Lehninger Principles of Biochemistry7th Edition Nel
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son Test Bank
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TablefOffContents

TablefoffContents
1.fThefFoundationsfoffBiochemistryf2.fWaterf3.fAminofAcids,fPeptides,fandfPr
oteinsf4.fThefThree-DimensionalfStructurefoffProteinsf5.fProteinfFunctionf6.fEnzymesf7.
CarbohydratesfandfGlycobiologyf8.fNucleotidesfandfNucleicfAcidsf9.fDNA-
BasedfInformationfTechnologiesf10.fLipidsf11.fBiologicalfMembranesfandfTransportf12.fBiosignalingf13.fBio
energeticsfandfBiochemicalfReactionfTypesf14.fGlycolysis,fGluconeogenesis,fandfthefPentosefPhosphatefP
athwayf15.fPrinciplesfoffMetabolicfRegulationf16.fThefCitricfAcidfCyclef17.fFattyfAcidfCatabolismf18.fAmin
ofAcidfOxidationfandfthefProductionfoffUreaf19.fOxidativefPhosphorylationfandfPhotophosphorylationfOxi
dativefPhosphorylationf20.fCarbohydratefBiosynthesisfinfPlantsfandfBacteriaf21.fLipidfBiosynthesis
22.fBiosynthesisfoffAminofAcids,fNucleotides,fandfRelatedfMoleculesf23.fHormonalfRegulationf andfI
ntegrationfoffMammalianfMetabolismf24.fGenesfandfChromosomesf25.fDNAfMetabolismf26.fRNAM
etabolismf27.fProteinfMetabolismf28.fRegulationfoffGenefExpression


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1. Infafbacterialfcell,fthefDNAf isfinfthe:
A) cellfenvelope.
B) cellfmembrane.
C) nucleoid.
D) nucleus.
E) ribosomes.


2. Afmajorfchangefoccurringfinfthefevolutionfoffeukaryotesffromfprokaryotesfwasfthefde
velopmentfof:
A) DNA.
B) photosyntheticfcapability.
C) plasmafmembranes.
D) ribosomes.
E) thefnucleus.


3. Infeukaryotes,fthefnucleusfisfenclosedfbyfafdoublefmembranefcalledfthe:
A) cellfmembrane.
B) nuclearfenvelope.
C) nucleolus.
D) nucleoplasm.
E) nucleosome.


4. Thefdimensionsfofflivingfcellsfareflimited,fonftheflowerfendfbyfthefminimumfnumberfoffbio
moleculesfnecessaryfforffunction,fandfonfthefupperfendfbyfthefratefoffdiffusionfoffsolutesfsu
chfasfoxygen.fExceptfforfhighlyfelongatedfcells,ftheyfusuallyfhaveflengthsfandfdiametersfinft
hefrangefof:
A) 0.1fmftof10fm.
B) 0.3fmftof30fm.
C) 0.3fmftof100fm.
D) 1fmftof100fm.
E) 1fmftof300fm.


5. Whichfgroupfoffsingle-
celledfmicroorganismsfhasfmanyfmembersffoundfgrowingfinfextremefenvironments?
A) bacteria
B) archaea
C) eukaryotes
D) heterotrophs
E) Nonefoffthefanswersfisfcorrect.




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6. ThefbacteriumfE.fcolifrequiresfsimpleforganicfmoleculesfforfgrowthfandfenergy—
itfisfthereforefa:
A) chemoautotroph.
B) chemoheterotroph.
C) lithotroph.
D) photoautotroph.
E) photoheterotroph.


7. Whichfisfaflistfofforganelles?
A) mitochondria,fchromatin,fendoplasmicfreticulum
B) peroxisomes,flysosomes,fplasmafmembrane
C) proteasomes,fperoxisomes,flysosomes
D) mitochondria,fendoplasmicfreticulum,fperoxisomes
E) Allfoffthefanswersfarefcorrect.


8. WhichflistfhasfthefcellularfcomponentsfarrangedfinforderfoffINCREASINGfsize?
A) aminofacidf<fproteinf<fmitochondrionf<fribosome
B) aminofacidf<fproteinf<fribosomef<fmitochondrion
C) aminofacidf<fribosomef<fproteinf<fmitochondrion
D) proteinf<faminofacidf<fmitochondrionf<fribosome
E) proteinf<fribosomef<fmitochondrionf<faminofacid


9. Thefthree-
dimensionalfstructurefoffmacromoleculesfisfformedfandfmaintainedfprimarilyfthroughfnon
covalentfinteractions.fWhichfonefofftheffollowingfisfNOTfconsideredfafnoncovalentfintera
ction?
A) carbon-carbonfbonds
B) hydrogenfbonds
C) hydrophobicfinteractions
D) ionicfinteractions
E) vanfderfWaalsfinteractions


10. WhichfelementfisfNOTfamongftheffourfmostfabundantfinflivingforganisms?
A) carbon
B) hydrogen
C) nitrogen
D) oxygen
E) phosphorus




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11. Theffourfcovalentfbondsfinfmethanef(CH4)farefarrangedfaroundfcarbonftofgivefwhichfgeo
metry?
A) linear
B) tetrahedral
C) trigonalfbipyramidal
D) trigonalfplanar
E) trigonalfpyramidal


12. Whatffunctionalfgroupsfarefpresentfonfthisfmolecule?




A) etherfandf aldehyde
B) hydroxylfandfaldehyde
C) hydroxylfandfcarboxylicfacid
D) hydroxylfandfester
E) hydroxylfandfketone


13. Thefmacromoleculesfthatfservefinfthefstoragefandftransmissionfoffgeneticfinformationfare
:
A) carbohydrates.
B) lipids.
C) membranes.
D) nucleicfacids.
E) proteins.


14. Stereoisomersfthatfarefnonsuperimposablefmirrorfimagesfoffeachfotherfarefknownfas:
A) anomers.
B) cis-transfisomers.
C) diastereoisomers.
D) enantiomers.
E) geometricfisomers.


15. Thefcatalogfoffallfproteinsffunctioningfinfafcellfisfthe:
A) metabolome.
B) proteasome.
C) lysosome.
D) proteome.
E) genome.



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