Discussion
Home ‣ Biochemistry ‣ TCA Cycle Comments
- Question
Important function of cholesterol is to
Options- A. modulate fluidity
- B. enhance blood circulation
- C. prevent bile salts formation
- D. None of these
- Correct Answer
- modulate fluidity
- 1. During cellular respiration, most of the ATP made, is generated by
Options- A. oxidative phosphorylation
- B. photophosphorylation
- C. glycolysis
- D. substrate-level phosphorylation Discuss
- 2. Most multi-cellular organisms obtain energy for the synthesis of ATP during oxidative phosphorylation from
Options- A. high energy phosphate compounds
- B. a proton gradient across the inner mitochondrial membrane
- C. a proton gradient across the cell membrane
- D. a proton gradient across the outer mitochondrial membrane Discuss
- 3. How many molecules of ATPs are synthesized per NADH oxidation?
Options- A. 2
- B. 1
- C. 3
- D. 4 Discuss
- 4. Which one of the following is not the intermediate of Kreb's cycle?
Options- A. Isocitrate
- B. Succinate
- C. Fumarate
- D. Stearate Discuss
- 5. Citric acid cycle occurs in
Options- A. cytoplasm
- B. mitochondria
- C. endoplasmic reticulum
- D. golgi bodies Discuss
- 6. Most of the enzymes of the citric acid cycle in a eukaryotic cell are located in the
Options- A. inner mitochondrial membrane
- B. cytosol
- C. mitochondrial matrix
- D. intermembrane space Discuss
- 7. The end product of glycolysis is pyruvate, which enters the citric acid cycle after being converted to
Options- A. acetic acid
- B. acetyl-CoA
- C. acetaldehyde
- D. none of these Discuss
- 8. Which one is not the main protein in electron transport chain?
Options- A. NADH dehydrogenase
- B. Cytochrome bc1 complex
- C. Cytochrome oxidase
- D. Citrate synthease Discuss
- 9. The enzymes of the TCA cycle in a eukaryotic cell are located in the
Options- A. nucleus
- B. mitochondria
- C. plasma membrane
- D. lysosomal bodies Discuss
- 10. Malate-asparatate shuttle operates in
Options- A. lungs and liver
- B. heart and liver
- C. pancreas and liver
- D. none of these Discuss
TCA Cycle problems
Search Results
Correct Answer: oxidative phosphorylation
Correct Answer: a proton gradient across the inner mitochondrial membrane
Correct Answer: 3
Correct Answer: Stearate
Correct Answer: mitochondria
Correct Answer: mitochondrial matrix
Correct Answer: acetyl-CoA
Correct Answer: Citrate synthease
Correct Answer: mitochondria
Correct Answer: heart and liver
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