BB 451 midterm questions well
answered to pass
Complex I of the electron transport chain oxidizes ____, reduces ____, and ____
protons in the process. - correct answer ✔✔NADH; coenzyme Q; pumps
The reaction that involves substrate-level phosphorylation - correct answer
✔✔Succinyl-CoA to succinate
This does not occur during oxidative decarboxylation of pyruvate - correct answer
✔✔Oxidation of an acetate group
The acetyl group is carried on lipoic acid as - correct answer ✔✔A thioester
This is not a component of the pyruvate dehydrogenase complex - correct answer
✔✔Aconitase
Complex II of the electron transport chain oxidizes ____, reduces ____, and ____
protons in the process. - correct answer ✔✔FADH2; coenzyme Q; doesn't pump
Uncouples are compounds that inhibit the phosphorylation of ADP - correct
answer ✔✔Without affecting the electron transport
, The citric acid cycle produces one high energy phosphate molecule per cycle
directly in the form of - correct answer ✔✔GTP
Another name for complex II in the electron transport chain is - correct answer
✔✔Succinate dehydrogenase
How many electrons are required for the complete reduction of one molecule of
oxygen gas? - correct answer ✔✔Four
Glutathione is - correct answer ✔✔A small molecule that acts as an antioxidant
Thiamine pyrophosphate carries a_______carbon unit - correct answer ✔✔2
In which cellular location do the majority of the reactions of the citric acid cycle
take place? - correct answer ✔✔The mitochondrial matrix
Roughly how many more ATPs can be produced via the complete aerobic
oxidation of glucose compared to that produced by glycolysis alone? - correct
answer ✔✔Nineteen times as much
The immediate electron acceptor for the majority of the oxidative reactions of the
citric acid cycle is - correct answer ✔✔NAD+
When mitochondria are actively carrying out aerobic respiration - correct answer
✔✔The pH of the matrix is greater than the pH of the intermembrane space.
answered to pass
Complex I of the electron transport chain oxidizes ____, reduces ____, and ____
protons in the process. - correct answer ✔✔NADH; coenzyme Q; pumps
The reaction that involves substrate-level phosphorylation - correct answer
✔✔Succinyl-CoA to succinate
This does not occur during oxidative decarboxylation of pyruvate - correct answer
✔✔Oxidation of an acetate group
The acetyl group is carried on lipoic acid as - correct answer ✔✔A thioester
This is not a component of the pyruvate dehydrogenase complex - correct answer
✔✔Aconitase
Complex II of the electron transport chain oxidizes ____, reduces ____, and ____
protons in the process. - correct answer ✔✔FADH2; coenzyme Q; doesn't pump
Uncouples are compounds that inhibit the phosphorylation of ADP - correct
answer ✔✔Without affecting the electron transport
, The citric acid cycle produces one high energy phosphate molecule per cycle
directly in the form of - correct answer ✔✔GTP
Another name for complex II in the electron transport chain is - correct answer
✔✔Succinate dehydrogenase
How many electrons are required for the complete reduction of one molecule of
oxygen gas? - correct answer ✔✔Four
Glutathione is - correct answer ✔✔A small molecule that acts as an antioxidant
Thiamine pyrophosphate carries a_______carbon unit - correct answer ✔✔2
In which cellular location do the majority of the reactions of the citric acid cycle
take place? - correct answer ✔✔The mitochondrial matrix
Roughly how many more ATPs can be produced via the complete aerobic
oxidation of glucose compared to that produced by glycolysis alone? - correct
answer ✔✔Nineteen times as much
The immediate electron acceptor for the majority of the oxidative reactions of the
citric acid cycle is - correct answer ✔✔NAD+
When mitochondria are actively carrying out aerobic respiration - correct answer
✔✔The pH of the matrix is greater than the pH of the intermembrane space.
