Q. No.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
A multienzyme complex amongst the following would be:
| 1. | sucrase |
| 2. | |
| 3. | hexokinase |
| 4. | pyruvate dehydrogenase |
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To generate a proton gradient, in mitochondria, the protons are pumped:
| 1. | into the cytosol from the mitochondria |
| 2. | from the mitochondrial matrix into the intermembrane space of the mitochondria |
| 3. | from the cytosol into the matrix of the mitochondria |
| 4. | out of the nucleus and into the mitochondria |
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The pathway that normally occurs whether or not oxygen is present would be would be:
I. glycolysis
II. fermentation
III. citric acid cycle
1. Only I
2. I and II only
3. II only
4. III only
The processes that occur in the cytosol of a eukaryotic cell is/are:
I. glycolysis
II. fermentation
III. oxidation of pyruvate to acetyl CoA
| 1. | Only I | 2. | I and II only |
| 3. | I and III only | 4. | I, II, III and IV |
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