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Study questions with answers - Topic 3 2014.pdf
Study questions with answers - Topic 3 2014.pdf

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School
University of Ottawa
Department
Biology
Course
BIO1140
Professor
Doug Johnson
Semester
Winter

Description
Studyquestionanswers2013Topic3CellularenergeticsMultiplechoicequestions1markperanswer1 Cellularrespirationa Referstothecaptureoflightenergyanditsstorageaschemicalenergyincarbohydratesb CannotoccurintheabsenceofO2c Doesnotoccurinplantcellsd ReferstothemetabolicreactionsthroughwhichchemicalenergyfromcarbohydratesfatsandorproteinsisconvertedtoATPe Alloftheabovearetrueofcellularrespiration2 ATPa Consistsofthenucleosideadenosinewiththreephosphategroupslinkedtothe5carbonoftheribosesugarb Issynthesizedbytheenzymeadenylylcyclaseandbrokendownbytheenzymephosphodiesterasec Isapyrimidinenucleotidecapableoftransferringenergythroughthelossofaphosphategrouptopowercellularreactionsd IsfoundinDNAe AlloftheabovearetrueofATP3 Glycolysisa Occursinthemitochondrialmatrixb ReferstothepartialoxidationofglucoseresultinginthetransferofenergytoATPandNADHandthelossofaCatomasCO2c ReferstothecouplingofATPsynthesistothecreationofaprotonmotiveforcebyelectrontransportd Takesplaceinvirtuallyallorganismse Alloftheabovearetrueofglycolysis4 Whichoneofthefollowingstatementsiscorrecta Intheprocessoflactatefermentationa3Cmoleculeofpyruvateisconvertedtoa2ClactateelectronsfromNADHandthelossofCOmoleculebytheadditionoftwo2b Intheprocessofalcoholicfermentationa3Cmoleculeofpyruvateisconvertedtoa3CethanolmoleculebytheadditionoftwoelectronsfromNADHc Intheprocessofpyruvateoxidationa3Cmoleculeofpyruvateisconvertedtoa2CacetylCoAmoleculewiththegenerationofNADHandthelossofCO2d Allofthestatementsabovearecorrecte Noneofthestatementsaboveiscorrect5 ATPisgeneratedbysubstratelevelphosphorylation8
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