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BIL150 MALLERY 2022 FINAL EXAM STUDY EXAMS 4 QUESTIONS WITH CORRECT ANSWERS
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BIL150 MALLERY 2022 FINAL EXAM STUDY EXAMS 4 QUESTIONS WITH CORRECT ANSWERS
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BIL150 MALLERY 2022 FINAL EXAMSTUDY EXAMS 4 QUESTIONS WITH
CORRECT ANSWERS
Which ssof ssthe ssfollowing sssequences ssis ssthe ssclosest ssrepresentation ssof ssthe ssflow
ssofelectrons ssduring ssgreen ssplant ssphotosynthesis?
NADPH ss--> ssan ssETC ss--> ssO2
NADPH ss--> ssO2 ss--> ssCO2 ss--> ssan ssETC
H2O ss--> ssphotosysyem ssII ss--> ssan ssETC ss--> ssphotosystem ssI ss--> ssNADPH
NADPH ss--> sschlorohyll-P680 ss--> ssCalvin ssCycle
Photosysten ssI ss--> ssphotosystem ssII ss--> ssH2O ss- ssAnswer ssH2O ss--> ssphotosysyem
ssII ss--> ssan ssETC ss--> ssphotosystem ssI ss--> ssNADPH
a ssparticular sscell sshas sstwice ssthe ssamount ssof ssDNA ssas ssthat ssin ssthe ssdiploid
ssamount ssfor ssthis ssspecies. ssThis ssparticular sscell ssis ssmost sslikely?
in ssG2 ssof ssinterphase
in ssG1 ssof ssinterphase
just ssbefore ssentering ssthe ssS ssphase
at ssthe ssend ssof sscytokensis
in ssa ssstage ssof ssmeiosis sswhen ssthe sscells ssare ssnot ssable ssto ssdivide ssat ssall ss-
ssAnswer ssin ssG2 ssinterphase
Compared ssto ssC3 ssplants, ssC4 ssplants?
reduce ssthe ssefficiency ssof ssphotosynthesis ssby ss50%
do ssnot ssuse ssRubisco ssfor ssCO2 ssreduction
, can sscontinue ssto ssreduce ssCO2 sseven ssat ssvery sslow ssCO2 ssconcentrations ssand
sshigh ssO2 sslevels
make ssa ss4-carbon ssacid, ssoxaloacetate, sswhich ssis ssthen ssdelivered ssto ssthe ssKrebs
sscycle ssin ssmitochondria
have sshigher ssrates ssof ssphotorespiration ss- ssAnswer sscan sscontinue ssto ssreduce
ssCO2 sseven ssat ssvery sslow ssCO2 ssconcentrations ssand sshigh ssO2 sslevels
A ssgradute ssstudent ssdoing ssphotosynthetic ssresearch ssmeasures ssthe ssamounts ssof
ssATP ssand ssNADPH ssin ssCalvin sscycle ssplants ssin ssa ssone sshour ssperiod ssand ssfinds
ssthat ss30,000 ssmolecules ssof ssATP sswere ssconsumed, ssbut ssonly ss20,000
ssmolecules ssof ssNADPH sswere ssconsumed. ssConfused sshe ssasks sshis ssmentor
sswhere ssdid ssthe ssadditional ssATP ssmolecules, sscompared ssto ssthe ssNADPH
ssamount sscome ssfrom. ssThe ssmentor sssays ssthey sslikely sscame ssfrom?
photosystem ssII ssdirectly
hydrolysis ssof sswater ssby ssoxygenase
non-cyclic sselectron ssflow ssin ssPhotosystem ssII
substrate sslevel ssphosphorylation
cyclic sselectron ssflow ssin ssphotosystem ssI ss- ssAnswer sscyclic sselectron ssflow ssin
ssphotosystem ssI
In ssthylakoid ssmembranes ssof ssgreen ssplants, sswhat ssis ssthe ssmain ssrole ssof ssthe
ssantenna sschlorophyll sspigment ssmolecules?
to sssplit sswater ssand ssrelease ssoxygen ssto ssthe ssreactions sscenter sschlorophyll-P700
to sssynthesize ssATP ssfrom ssADP ssand ssPi
to ssharvest ssphotons ssand sstransfer sslight ssenergy ssto ssthe ssreaction sscenter
sschlorophyll-P680
to sstransfer sselectrons ssto ssferredoxin ssand ssthen ssNADPH
to ssconcentrate ssphotons sswithin ssthe ssstroma ss(chloroplasm) ss- ssAnswer ssto
ssharvest ssphotons ssand sstransfer sslight ssenergy ssto ssthe ssreaction sscenter
sschlorophyll-P680
the ssdecrease ssin ssthe ssamount ssof ssMPF ssactivity ssat ssthe ssend ssof ssmitosis ssis
ssdue ssto?
he ssdegradation ssof sscyclin
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