TEST BANK for Microbiology: An Evolving Science 5th Edition by Slonczewski & Foster; ISBN:9780393419962, All 28 Chapters Covered, Verified Latest Edition TEST BANK for Microbiology: An Evolving Science 5th Edition by Slonczewski & Foster; ISBN:9780393419962, All 28 Chapters Covered, Verified Latest...
Microbiology An Evolving Science, 5th Edition,
John Foster & Joan Slonczewski, All Chapter 1 - 28
,
,CHAPTER 1: Microbial Life: Origin and Discovery
r r r r r r
MULTIPLErCHOICE
1. Virusesrare:
a. infectiousragentsrthatrinfectrmulti-cellularrorganisms
b. noncellularrparticlesrthatrtakeroverrthermetabolismrofrarcellrtorgeneratermorervirusrparticl
es
c. pathogensrthatrreplicaterinrcomplexrgrowthrmedia
d. cellularrparticlesrthatrbelongrtortherarchaeardomain
e. microbesrthatrconsistrofrlipidrmembranerenclosedrgenomes
ANS:r B DIF: Easy REF:rrr1.1 TOP:r I.Ar|rI.B
MSC:r Remembering
2. AnalysisrofrDNArsequencesrreveals:
a. therancientrconvergencerofrtworcellrtypes,ri.e.,rprokaryotesrandreukaryotes
b. prokaryotesrandreukaryotesrevolvedrfromrarcommonrancestralrcell
c. thatrbacteriarsharercommonrancestorrwithrarchaea,rbutrnotrwithreukarya
d. prokaryotesrarercellsrwithrarnucleus
e. thergenomerofrHaemophilusrinfluenzaerhasraboutr2rbillionrbaserpairs
ANS:r B DIF: Easy REF:rrr1.1 TOP:r I.Ar|rI.B
MSC:r Remembering
3. WhichrofrthesergroupsrarerconsideredrtorbermicrobesrbutrNOTrconsideredrtorbercells?
a. viruses d. protists
b. bacteria e. filamentousrfungi
c. archaea
ANS:r A DIF: Easy REF:rrr1.1 TOP:r I.A.i
MSC:r Remembering
4. Armicroberisrcommonlyrdefinedras:
a. arvirusrthatrrequiresrarmicroscopertorberseen
b. arbacteriumrthatrrequiresrarmicroscopertorberseen
c. arsingle-cellularrprokaryoterthatrrequiresrarmicroscopertorberseen
d. armulticellularreukaryoterthatrrequiresrarmicroscopertorberseen
e. arlivingrorganismrthatrrequiresrarmicroscopertorberseen
ANS:r E DIF: Easy REF:rrr1.1 TOP:r I.A.ir|rI.A.ii
MSC:r Remembering
5. WhichronerofrtherfollowingrstatementsrregardingrmicrobialrcellsrisrNOTrtrue?
a. Microbialrcellsracquirerfood,rgainrenergyrtorbuildrthemselves,randrrespondrto
environmentalrchange.
, b. Mostrsingle-celledrorganismsrrequirerarmicroscopertorrenderrthemrvisible,rbutrsome
bacterialrcellsrarerlargerenoughrtorberseenrwithrnakedreyes.
c. Microbesrfunctionrasrindividualrentities.
d. Manyrmicrobesrformrcomplexrmulticellularrassemblages.
e. Virusesrarernotrconsideredrasrmicrobialrcells.
ANS:r C DIF: Easy REF:rrr1.1 TOP:r I.A.ir|rI.A.ii
MSC:r Remembering
6. WhichrofrtherfollowingrstatementsrisrFALSE?
a. Argenomerisrthertotalrgeneticrinformationrcontainedrinranrorganism’srchromosomalrDNA.
b. Ifrarmicrobe’srgenomerincludesrgenesrforrnitrogenase,rthatrmicroberprobablyrcanrfixrnitrogen.
c. ByrcomparingrDNArsequencesrofrdifferentrorganisms,rwercanrfigureroutrhowrclosely
relatedrtheyrare.
d. FredrSangerrdevelopedrtherfirstrapplicablerDNArsequencingrmethod.
e. FredrSangerrcompletedrthersequencesrofrHaemophilusrinfluenzae.
ANS:r E DIF: Easy REF:rrr1.1 TOP:r I.B
MSC:r Remembering
7. Therfirstrcellularrgenomesrtorbersequencedrwererthoserof:
a. humans d. prions
b. bacteria e. fungi
c. viruses
ANS:r B DIF: Easy REF:rrr1.1 TOP:r I.B.i
MSC:r Remembering
8. TherenvironmentrofrearlyrEarthrmayrhavercontainedrallrofrtherfollowingrEXCEPT:
a. ferrousriron d. oxygen
b. methane e. hydrogenrgas
c. ammonia
ANS:r D DIF: Easy
REF:rSpecialrTopicr1.1rTOP:r II.D
MSC:r Remembering
9. Therdevelopmentrofrthertheoryrofrther―RNArworld‖rresultedrfromrtherdiscoveryrof:
a. archaea d. ribozymes
b. prions e. endosymbionts
c. bacteria
ANS:r D DIF: Medium
REF:rSpecialrTopicr1.1rTOP:r II.D
MSC:r Remembering
10. Whichrmicrobesrmayrresemblerthoserofrtherearliestrliferforms?
a. archaea d. cyanobacteria
b. photosyntheticralgae e. protists
c. viruses
ANS:r A DIF: Medium
REF:rSpecialrTopicr1.1rTOP:r II.D
MSC:r Remembering
11. Earlyrmetabolismrmayrhaverbeenrcatalyzedrby:
a. DNA d. aminoracids
b. RNA e. carbohydrates
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