Microbiology Midterm Exam

Straighterlinee/eBIOe250e/eMicrobiologyeMidtermeExam

MicrobiologyeMidtermeExam
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1. Aneirregulareclustereofesphericalecellsewouldebeecalledea/an
a. Palisades
b. Sarcina
c. Staphylococcus
d. Streptococcus
e. Spirilla

2. Theestudyeofetheeimmuneeresponseetoeinfectionecausedebyemicroorganismseis
a. Hypersensitivity
b. Epidemiologye
c.eImmunology
d.eMorbidity
e.eGeomicrobiology

3. Whateisetheemaximumenumbereofeelectronseinetheefirsteenergyeshelleofeaneatom?e
a.e2
b. 4
c. 8
d. 18
e. 32

4. Theemovementeofemoleculesefromeaneareaeofehigheconcentrationetoeaneareaeofelowerec
oncentrationeisecalled
a. Facilitatedediffusione
b.eDiffusion
c. Activeetransport
d. Osmosis
e. Endocytosis

5. Viraletissueespecificitieseareecalled
a. Ranges
b. Virions
c. Receptaclese
d.eTropisms
e.eUncoating

6. Theeperiplasmicespaceeis

,Straighterlinee/eBIOe250e/eMicrobiologyeMidtermeExam

a. Largereinegramepositiveebacteria
b. Madeeupeofelipopolysaccharideseandephospholipids
c. Aneimportantereactionesiteeforesubstanceseenteringeandeleavingetheecell
d. Whereepeptidoglycaneiselocated
e. Absenteinegramenegativeebacteria

7. Theescientist/sethateproposedethateorganismsebeeassignedetoeoneeofe3edomainseis/are
a. RoberteKocheandeLouisePasteur
b. Antoniee vane Leeuwenhoekec
.eCarleWoeseeandeGeorgeeFox
d.eRoberteWhittaker
e.eFrancescoeRedi

8. Forewhichebacterialegenuseisemannitolesalteagareselective?
a. Salmonella
b. Streptococcus
c. Neisseria
d. Staphylococcus
e. Escherichia

9.Whicheofetheefollowingedoesenotepertainetoehelminths?e
a.eInekingdomeProtista
b. Parasiticeworms
c. Eggseandespermeusedeforereproduction
d. Oftenealternateehostseinecomplexelifeecycles
e. Haveevariouseorganesystems

10. Alleofetheefollowingepertainetoeviruseenvelopeseexcept
a. Gainedeaseaeviruseleavesetheehostecellemembrane
b. Gainedeaseaeviruseleavesetheenuclearemembrane
c. Containespecialeviruseproteins
d. Helpetheeviruseparticleeattachetoehostecells
e. Locatedebetweenetheecapsideandenucleiceacid

11. Classificationeofeviruseseintoefamilieseinvolvesedeterminingealletheefollowingecharacteristicse
except
a. Typeeofenucleiceacid
b. Typeeofecapsid
c. Presenceeofeaneenvelopee
d.eBiochemicalereactions
e.eNumbereofestrandseinetheenucleiceacid

12. Helminthseare
a. Bacteria

,Straighterlinee/eBIOe250e/eMicrobiologyeMidtermeExam

b. Protozoa
c. Molds
d. Parasiticeworms
e. Infectiouseparticles

13. Whenehumansemanipulateetheegeneseofemicroorganismsetheeprocesseisecalled
a. Bioremediation
b. Geneticeengineering
c. Epidemiology
d. Immunology
e. Taxonomy

14. Whatechemicalecausesedeatheinemanyeeukaryotesebecauseeiteblocksecytochromeeceoxidase?
a. Copper
b. Iron
c. Cyanide
d. Oxygen
e. Carbonemonoxide

15. TheeoutcomeeofetheeGramestaineisebasedeonedifferenceseinetheecell's
a. Ribosomes
b. Inclusionse
c.eCellewall
d.eCellemembrane
e.eFlagella

16. Aefateisecalled
ifeallecarbonseofetheefattyeacidechaineareesingleebondedetoe2eotherecarbonseande2ehydrog
ens.
a. Unsaturated
b. Polyunsaturated
c. Monounsaturatede
d.eSaturated
e.eNoneeofetheechoiceseareecorrect

17.Theelipidegroupethateserveseaseenergyestorageemoleculeseare
a. Prostaglandins
b. Waxes
c. Phospholipids
d. Steroids
e. Triglycerides

18. Whichetypeeofemicroscopeedoesenoteuseelighteineformingetheespecimeneimage?
a. Bright-field
b. Dark-field

, Straighterlinee/eBIOe250e/eMicrobiologyeMidtermeExam

c. Phase-contrast
d. Fluorescencee
e.eElectron

19. Aeconfocalescanningeopticalemicroscope
a. Useseultravioletelightetoeformeaespecimeneimage
b. Showsethree-dimensionalecelleimagesefrometheecellesurfaceetoetheemiddleeofetheecell
c. Producesespecimeneimageseoneelectronemicrographs
d. Usesedyesethateemitevisibleelightewhenebombardedebyeultravioleterays
e. Requiresespecimensetoebeestained

20. Whicheofetheefollowingeisefoundeineeukaryoticecellsebutenoteineprokaryoticecells?
a. Nucleus
b. Mitochondria
c. Endoplasmicereticulum
d. Lysosomes
e. Alleofetheechoiceseareecorrect

21. Aetypeeofecofactorewouldebe
a. Vitamins
b. Metalliceions
c. Activeesites
d. Substrates
e. Ribozymes

22. Theetermechemotropherefersetoeaneorganismethat
a. UseseCO2eforeitsecarbonesource
b. Musteobtaineorganicecompoundseforeitsecarboneneeds
c. Getseenergyefromesunlight
d. Getseenergyebyeoxidizingechemicalecompounds
e. Doesenoteneedeaecarbonesource

23. Polaremolecules
a.e Havee ane equale chargee distributioneb
.eHaveeaneunequalechargeedistribution
c. Areeinsolubleeinewater
d. Alwaysecontainecarbon
e. Alwayseinvolveeoxygen


24. Theebasalebodyeofeaeflagellumeinegram-positiveebacteriaeiseanchoredeintoethe
a. Hook
b. Outeremembrane
c. Cellewall