The continued oxidation of acetyl CoA via the TCA cycle requires the continued replenishment of:
I. Oxaloacetic acid | II. NAD+ | III. FAD |
1. | I and II only | 2. | I and III only |
3. | II and III only | 4. | I, II and III |
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At how many points in the TCA cycle is reduced to NADH + ?
1. | 2 | 2. | 3 |
3. | 4 | 4. | 6 |
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I: | Oxidative decarboxylation steps are Step 4 and Step 5. |
II: | The reducing power 'NADH' is generated at Step 4, Step 5 and Step 9. |
III: | FADH2 is generated at Step 7. |
1. | Only I and II | 2. | Only I and III |
3. | Only II and III | 4. | I, II and III |
During the conversion of succinyl CoA to succinic acid in TCA cycle:
1. One molecule of ATP is directly synthesized
2. is reduced
3. FAD is reduced
4. One molecule of GTP is synthesized
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The outputs of the Krebs cycle do not include:
1. NADP | 2. |
3. ATP | 4. |
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Oxidative decarboxylation of pyruvate produces:
1. | 2. Citrate |
3. Acetyl-CoA | 4. G3P |
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is produced in
1. | glycolysis | 2. | the oxidation of pyruvate |
3. | the Krebs cycle | 4. | the electron transport chain |
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Krebs cycle is also called as:
1. | glycolysis | 2. | fermentation |
3. | Calvin cycle | 4. | the citric acid cycle |
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A five carbon amino acid can be formed by which of the following intermediates of Krebs cycle?
1. | succinate | 2. | malate |
3. | citrate | 4. | α-ketoglutarate |
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1. α-ketoglutarate | 2. Isocitrate |
3. Succinyl CoA | 4. Succinic acid |
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