Q. No.ATP synthesis during oxidative phosphorylation in mitochondria is directly driven by:
1. oxidation of glucose.
2. electron transport downhill in the ETC.
3. terminal transfer of electrons to oxygen.
4. chemiosmosis.
1. oxidation of glucose.
2. electron transport downhill in the ETC.
3. terminal transfer of electrons to oxygen.
4. chemiosmosis.
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ATP synthase is located in the mitochondrial:
| 1. | matrix | 2. | electron transport chain |
| 3. | outer membrane | 4. | inner membrane |
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Isolated inner membrane of mitochondria can carry out:
1. the citric acid cycle
2. oxidative phosphorylation
3. glycolysis and fermentation
4. reduction of
The number of oxygen molecules required each time a molecule of glucose is completely oxidized via aerobic respiration is:
| 1. | 1 | 2. | 2 |
| 3. | 6 | 4. | 12 |
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Let us say there are 30 NADH and 12 in a mitochondrion. What is the maximum number of ATP generated if all dinucleotides are used in chemiosmosis?
| 1. | 42 | 2. | 84 |
| 3. | 114 | 4. | 142 |
Identify the incorrectly matched pair:
| Component of ETC | Name | |
| 1. | Complex I | NADH dehydrogenase |
| 2. | Complex II | Succinate dehydrogenase |
| 3. | Complex III | Cytochrome b6f complex |
| 4. | Complex IV | Cytochrome c oxidase |
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The correct chronological sequence of the stages of the glycolytic pathway is:
| 1. | glucose priming, cleavage and rearrangement, oxidation, ATP generation |
| 2. | cleavage and rearrangement, glucose priming, ATP generation, oxidation |
| 3. | glucose priming, oxidation, cleavage and rearrangement, ATP generation |
| 4. | ATP generation, oxidation, glucose priming, cleavage and rearrangement |
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Ubiquinone is:
1. a protein in the mitochondrial electron transport chain
2. a substrate for synthesis of FADH
3. a vitamin used as coenzyme in Krebs cycle
4. a small hydrophobic coenzyme
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