BIOCHEM MODULE 7 EXAM QUESTIONS AND
ANSWERS 100% SOLVED
True ggor ggFalse: ggThe ggΔG ggvalue ggfor gga ggparticular ggreaction ggis gg-78kJ/mol. ggThis ggvalue ggindicates ggthe
ggreaction ggis ggspontaneous. gg- ggtrue
True ggor ggFalse: ggA ggbiochemical ggmetabolic ggpathway ggis gga ggsingle ggreaction ggthat ggconverts ggstarting
ggmaterial gginto ggproducts. gg- ggfalse
True ggor ggFalse: ggA ggbiochemical ggmetabolic ggpathway ggis gga ggseries ggreaction ggthat ggconverts ggstarting
ggmaterial gginto ggproducts. gg- ggtrue
True ggor ggFalse: ggThree ggATP ggmolecules ggare ggused ggin ggthe ggenergy-investing ggstage ggof ggglycolysis. gg-
ggfalse
True ggor ggFalse: ggThe ggcitric ggacid ggcycle ggoccurs ggin ggthe ggpresence ggof ggoxygen. gg- ggtrue
True ggor ggFalse: ggThe ggcitric ggacid ggcycle ggoccurs ggin ggthe ggabsence ggof ggoxygen. gg- ggfalse
True ggor ggFalse: ggThe ggβ-oxidation ggpathway ggonly ggdegrades ggodd-numbered ggfatty ggacids. gg- ggtrue
In ggtotal, gghow ggmany ggATP ggand/or ggNADH ggare ggproduced ggin ggthe ggglucose ggto ggpyruvate ggsteps ggin
ggglycolysis? gg- gg2 ggATP ggand gg2 ggNADPH ggproduced
In ggconverting ggglucose ggto ggpyruvate, gghow ggmany ggATP ggor ggNADH ggare ggproduced gg(or ggrequired) ggin
ggthe ggfructose-6-phosphate ggto ggfructose-1,6-bisphosphate ggstep ggin ggglycolysis? gg- gg1 ggATP ggrequired
In ggconverting ggglucose ggto ggpyruvate, gghow ggmany ggATP ggor ggNADH ggare ggproduced gg(or ggrequired) ggin
ggthe ggglucose ggto ggglucose-6-phosphate ggstep ggin ggglycolysis? gg- gg1 ggATP ggrequired
In ggconverting ggglucose ggto ggpyruvate, gghow ggmany ggATP ggor ggNADH ggare ggproduced gg(or ggrequired) ggin
ggthe
, glyceraldehyde gg3-phosephate ggto gg1,3-bisphosphoglycerate ggstep ggin ggglycolysis? gg- gg2 ggNADH
ggproduced
In ggconverting ggglucose ggto ggpyruvate, gghow ggmany ggATP ggor ggNADH ggare ggproduced gg(or ggrequired) ggin
ggthe
1,3-bisphosphoglycerate ggto gg3-phosphoglycerate ggstep ggin ggglycolysis? gg- gg2 ggATP ggproduced
In ggconverting ggglucose ggto ggpyruvate, gghow ggmany ggATP ggor ggNADH ggare ggproduced gg(or ggrequired) ggin
ggthe
phosphoenolpyruvate ggto ggpyruvate ggstep ggin ggglycolysis? gg- gg2 ggATP ggproduced
What ggis ggthe ggprimary ggproduct ggof ggglycolysis? gg- ggpyruvate
In ggglycolysis, ggwhen ggglucose ggenters gga ggcell, ggit ggis ggimmediately ggphosphorylated ggto ggform ggglucose-
6-phosphate. ggThe ggphosphate ggdonor ggin ggthis ggreaction ggis ggATP, ggand ggthe ggenzyme ggis gg___. gg-
gghexokinase
In ggglycolysis, ggwhen ggglucose ggenters gga ggcell, ggit ggis ggimmediately ggphosphorylated ggto ggform ggglucose-
6- ggphosphate.
The ggphosphate ggdonor ggin ggthis ggreaction ggis gg_______, ggand ggthe ggenzyme ggis gghexokinase. gg- ggATP
In ggglycolysis, ggwhen ggfructose-6-phosphate ggis ggpreparing ggto ggsplit ggthe ggphosphate ggdonor ggin ggthis
ggreaction ggis ggATP, ggand ggthe ggenzyme ggis gg________. gg- ggphosphofructokinase-1
In ggthe gglast ggreaction ggof ggglycolysis, ggATP ggis ggformed ggby ggthe ggdirect ggtransfer ggof gga ggphosphate
gggroup ggfrom gga ggmetabolite ggto ggADP. ggThis ggprocess ggis ggreferred ggto ggas: gg- ggsubstrate-level
ggphosphorylation
Under gganaerobic ggcondition, ggto ggwhich ggcompound ggis ggpyruvate ggconverted? gg- ggethanol ggor gglactate
The ggprocess ggthat ggextracts ggenergy ggas ggATP ggbut ggdoes ggnot ggconsume ggO2 ggor ggchange ggthe
ggconcentration ggof ggNAD+/NADH: gg- ggfermentation
ANSWERS 100% SOLVED
True ggor ggFalse: ggThe ggΔG ggvalue ggfor gga ggparticular ggreaction ggis gg-78kJ/mol. ggThis ggvalue ggindicates ggthe
ggreaction ggis ggspontaneous. gg- ggtrue
True ggor ggFalse: ggA ggbiochemical ggmetabolic ggpathway ggis gga ggsingle ggreaction ggthat ggconverts ggstarting
ggmaterial gginto ggproducts. gg- ggfalse
True ggor ggFalse: ggA ggbiochemical ggmetabolic ggpathway ggis gga ggseries ggreaction ggthat ggconverts ggstarting
ggmaterial gginto ggproducts. gg- ggtrue
True ggor ggFalse: ggThree ggATP ggmolecules ggare ggused ggin ggthe ggenergy-investing ggstage ggof ggglycolysis. gg-
ggfalse
True ggor ggFalse: ggThe ggcitric ggacid ggcycle ggoccurs ggin ggthe ggpresence ggof ggoxygen. gg- ggtrue
True ggor ggFalse: ggThe ggcitric ggacid ggcycle ggoccurs ggin ggthe ggabsence ggof ggoxygen. gg- ggfalse
True ggor ggFalse: ggThe ggβ-oxidation ggpathway ggonly ggdegrades ggodd-numbered ggfatty ggacids. gg- ggtrue
In ggtotal, gghow ggmany ggATP ggand/or ggNADH ggare ggproduced ggin ggthe ggglucose ggto ggpyruvate ggsteps ggin
ggglycolysis? gg- gg2 ggATP ggand gg2 ggNADPH ggproduced
In ggconverting ggglucose ggto ggpyruvate, gghow ggmany ggATP ggor ggNADH ggare ggproduced gg(or ggrequired) ggin
ggthe ggfructose-6-phosphate ggto ggfructose-1,6-bisphosphate ggstep ggin ggglycolysis? gg- gg1 ggATP ggrequired
In ggconverting ggglucose ggto ggpyruvate, gghow ggmany ggATP ggor ggNADH ggare ggproduced gg(or ggrequired) ggin
ggthe ggglucose ggto ggglucose-6-phosphate ggstep ggin ggglycolysis? gg- gg1 ggATP ggrequired
In ggconverting ggglucose ggto ggpyruvate, gghow ggmany ggATP ggor ggNADH ggare ggproduced gg(or ggrequired) ggin
ggthe
, glyceraldehyde gg3-phosephate ggto gg1,3-bisphosphoglycerate ggstep ggin ggglycolysis? gg- gg2 ggNADH
ggproduced
In ggconverting ggglucose ggto ggpyruvate, gghow ggmany ggATP ggor ggNADH ggare ggproduced gg(or ggrequired) ggin
ggthe
1,3-bisphosphoglycerate ggto gg3-phosphoglycerate ggstep ggin ggglycolysis? gg- gg2 ggATP ggproduced
In ggconverting ggglucose ggto ggpyruvate, gghow ggmany ggATP ggor ggNADH ggare ggproduced gg(or ggrequired) ggin
ggthe
phosphoenolpyruvate ggto ggpyruvate ggstep ggin ggglycolysis? gg- gg2 ggATP ggproduced
What ggis ggthe ggprimary ggproduct ggof ggglycolysis? gg- ggpyruvate
In ggglycolysis, ggwhen ggglucose ggenters gga ggcell, ggit ggis ggimmediately ggphosphorylated ggto ggform ggglucose-
6-phosphate. ggThe ggphosphate ggdonor ggin ggthis ggreaction ggis ggATP, ggand ggthe ggenzyme ggis gg___. gg-
gghexokinase
In ggglycolysis, ggwhen ggglucose ggenters gga ggcell, ggit ggis ggimmediately ggphosphorylated ggto ggform ggglucose-
6- ggphosphate.
The ggphosphate ggdonor ggin ggthis ggreaction ggis gg_______, ggand ggthe ggenzyme ggis gghexokinase. gg- ggATP
In ggglycolysis, ggwhen ggfructose-6-phosphate ggis ggpreparing ggto ggsplit ggthe ggphosphate ggdonor ggin ggthis
ggreaction ggis ggATP, ggand ggthe ggenzyme ggis gg________. gg- ggphosphofructokinase-1
In ggthe gglast ggreaction ggof ggglycolysis, ggATP ggis ggformed ggby ggthe ggdirect ggtransfer ggof gga ggphosphate
gggroup ggfrom gga ggmetabolite ggto ggADP. ggThis ggprocess ggis ggreferred ggto ggas: gg- ggsubstrate-level
ggphosphorylation
Under gganaerobic ggcondition, ggto ggwhich ggcompound ggis ggpyruvate ggconverted? gg- ggethanol ggor gglactate
The ggprocess ggthat ggextracts ggenergy ggas ggATP ggbut ggdoes ggnot ggconsume ggO2 ggor ggchange ggthe
ggconcentration ggof ggNAD+/NADH: gg- ggfermentation
