Microbiology An Evolving Science, 3rd Edition, John Foster & Joan Slonczewski
Chapter 1-28
CHAPTERru1:ruMicrobialruLife:ruOriginruandruDiscovery
MULTIPLEruCHOICE
1. Virusesruare:
a. infectiousruagentsruthatruinfectrumulti-cellularruorganisms
b. noncellularruparticlesruthatrutakeruoverrutherumetabolismruofruarucellrutorugenerateru
moreruvirusruparticles
c. pathogensruthatrureplicateruinrucomplexrugrowthrumedia
d. cellularruparticlesruthatrubelongrutorutheruarchaearudomain
e. microbesruthatruconsistruofrulipidrumembraneruenclosedrugenomes
ANS:r u B DIF: Easy REF:r u r u 1.1 TOP:r u I.Aru|ruI.B
MSC:r u Remembering
2. AnalysisruofruDNArusequencesrureveals:
a. theruancientruconvergenceruofrutworucellrutypes,rui.e.,ruprokaryotesruandrueu
karyotes
b. prokaryotesruandrueukaryotesruevolvedrufromruarucommonruancestralrucell
c. thatrubacteriarusharerucommonruancestorruwithruarchaea,rubutrunotruwithrueu
karya
d. prokaryotesruarerucellsruwithruarunucleus
e. therugenomeruofruHaemophilusruinfluenzaeruhasruaboutru2rubillionrubaserupa
irs
ANS:r u B DIF: Easy REF:r u r u 1.1 TOP:r u I.Aru|ruI.B
MSC:r u Remembering
3. WhichruofrutheserugroupsruareruconsideredrutoruberumicrobesrubutruNOTruconsideredrutoruberucells?
a. viruses d. protists
b. bacteria e. filamentousrufung
i
c. archaea
ANS:r u A DIF: Easy REF:r u r u 1.1 TOP:r u I.A.i
MSC:r u Remembering
4. Arumicroberuisrucommonlyrudefinedruas:
a. aruvirusruthatrurequiresruarumicroscoperutoruberuseen
b. arubacteriumruthatrurequiresruarumicroscoperutoruberuseen
c. arusingle-
cellularruprokaryoteruthatrurequiresruarumicroscoperutoruberuseen
d. arumulticellularrueukaryoteruthatrurequiresruarumicroscoperutoruberu
seen
e. arulivingruorganismruthatrurequiresruarumicroscoperutoruberuseen
ANS:r u E DIF: Easy REF:r u r u 1.1 TOP:r u I.A.iru|ruI.A.ii
, MSC:r u Remembering
5. WhichruoneruofrutherufollowingrustatementsruregardingrumicrobialrucellsruisruNOTrutrue?
a. Microbialrucellsruacquirerufood,rugainruenergyrutorubuildruthemselves,ruandrures
pondruto
environmentalruchange.
b. Mostrusingle-
celledruorganismsrurequireruarumicroscoperutorurenderruthemruvisible,rubutrusome
bacterialrucellsruarerulargeruenoughrutoruberuseenruwithrunakedrueyes.
c. Microbesrufunctionruasruindividualruentities.
d. Manyrumicrobesruformrucomplexrumulticellularruassemblages.
e. Virusesruarerunotruconsideredruasrumicrobialrucells.
ANS:r u C DIF: Easy REF:r u r u 1.1 TOP:r u I.A.iru|ruI.A.ii
MSC:r u Remembering
6. WhichruofrutherufollowingrustatementsruisruFALSE?
a. Arugenomeruisrutherutotalrugeneticruinformationrucontainedruinruanruorganism’sruchromosom
alruDNA.
b. Ifruarumicrobe’srugenomeruincludesrugenesruforrunitrogenase,ruthatrumicroberuprobablyrucanr
ufixrunitrogen.
c. ByrucomparingruDNArusequencesruofrudifferentruorganisms,ruwerucanrufigureruoutruhowrucl
osely
relatedrutheyruare.
d. FredruSangerrudevelopedrutherufirstruapplicableruDNArusequencingrumethod.
e. FredruSangerrucompletedrutherusequencesruofruHaemophilusruinfluenzae.
ANS:r u E DIF: Easy REF:r u r u 1.1 TOP:r u I.B
MSC:r u Remembering
7. Therufirstrucellularrugenomesrutoruberusequencedruwereruthoseruof:
a. humans d. prions
b. bacteria e. fungi
c. viruses
ANS:r u B DIF: Easy REF:r u r u 1.1 TOP:r u I.B.i
MSC:r u Remembering
8. TheruenvironmentruofruearlyruEarthrumayruhaverucontainedruallruofrutherufollowingruEXCEPT:
a. ferrousruiron d. oxygen
b. methane e. hydrogenruga
s
c. ammonia
ANS:r u D DIF: Easy
REF:r u SpecialruTopicru1.1ruTOP:r u II.D
MSC:r u Remembering
9. Therudevelopmentruofrutherutheoryruofrutheru―RNAruworld‖ruresultedrufromrutherudiscoveryruof:
a. archaea d. ribozymes
b. prions e. endosymbionts
c. bacteria
ANS:r u D DIF: Medium
REF:r u SpecialruTopicru1.1ruTOP:r u II.D
MSC:r u Remembering
,10. Whichrumicrobesrumayruresembleruthoseruofrutheruearliestruliferuforms?
a. archaea d. cyanobacteria
b. photosyntheticrualgae e. protists
c. viruses
ANS:r u A DIF: Medium
REF:r u SpecialruTopicru1.1ruTOP:r u II.D
MSC:r u Remembering
11. Earlyrumetabolismrumayruhaverubeenrucatalyzedruby:
a. DNA d. aminoruacids
b. RNA e. carbohydrates
c. protein
ANS:r u B DIF: Medium
REF:r u SpecialruTopicru1.1ruTOP:r u II.D
MSC:r u Remembering
12. Whichruofrutherufollowingrudiseasesruaccountsruforrumoreruthanruhalfruofruallruhumanrumortality?
a. cardiovascularrudisease d. microbialrudiseas
e
b. cancer e. strokes
c. accidents
ANS:r u D DIF: Easy REF:r u r u 1.2 TOP:r u II.A
MSC:r u Remembering
13. Whichrucenturyruisruknownruasrutherugoldenruageruofrumicrobiology?
a. theruseventeenth d. therutwentieth
b. therueighteenth e. therutwenty-first
c. therunineteenth
ANS:r u C DIF: Easy REF:r u r u 1.2 TOP:r u II.A
MSC:r u Remembering
14. AllruofrutherufollowingruhaverubeenrufoundruinrumummiesruandrutombruartruEXCEPT:
a. tuberculosis d. smallpox
b. polio e. AIDS
c. leprosy
ANS:r u E DIF: Medium REF:r u r u 1.2 TOP:r u II.A.i
MSC:r u Remembering
15. HowrudidruEuropeanruinvadersrutoruNorthruAmericarukillrumuchruofrutherunativerupopulation?
a. tuberculosis d. HIV
b. leprosy e. bubonicruplagu
e
c. smallpox
ANS:r u C DIF: Medium REF:r u r u 1.2 TOP:r u II.A.i
MSC:r u Remembering
16. Nightingale:
a. isrubetterruknownruasrutherufounderruofruprofessionalrunursing
b. wasrutherufirstrutoruuserudisinfectantrutorudemonstraterutherusignificanceruofruasepticrutech
, nique
c. developedrutherupieruchartruofrumortalityrudataruduringrutheruCrimeanruWar
d. performedrutherufirstrucontrolledruexperimentruonrutheruchemicalruconversionruofrumatter,
ruknown
todayruasruchemotherapy
e. allruofrutheruabove
ANS:r u A DIF: Easy REF:r u r u 1.2 TOP:r u II.A.ii
MSC:r u Remembering
17. Whorudevelopedrutheruconceptruofrumedicalrustatistics?
a. FrancisruCrick d. LouisruPasteur
b. FlorenceruNightingale e. AlexanderruFlemin
g
c. EdwardruJenner
ANS:r u B DIF: Easy REF:r u r u 1.2 TOP:r u II.A.ii
MSC:r u Remembering