Discussion
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- Question
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
- Correct Answer
- a proton gradient across the inner mitochondrial membrane
- 1. How many molecules of ATPs are synthesized per NADH oxidation?
Options- A. 2
- B. 1
- C. 3
- D. 4 Discuss
- 2. Which one of the following is not the intermediate of Kreb's cycle?
Options- A. Isocitrate
- B. Succinate
- C. Fumarate
- D. Stearate Discuss
- 3. Citric acid cycle occurs in
Options- A. cytoplasm
- B. mitochondria
- C. endoplasmic reticulum
- D. golgi bodies Discuss
- 4. Standard redox potential for a substance is measured under standard condition and is expressed as
Options- A. mili-Ampere
- B. Volt
- C. without unit
- D. Ohm Discuss
- 5. Oxidation of a molecule involves
Options- A. gain of electron
- B. loss of electron
- C. gain of proton
- D. loss of proton Discuss
- 6. During cellular respiration, most of the ATP made, is generated by
Options- A. oxidative phosphorylation
- B. photophosphorylation
- C. glycolysis
- D. substrate-level phosphorylation Discuss
- 7. Important function of cholesterol is to
Options- A. modulate fluidity
- B. enhance blood circulation
- C. prevent bile salts formation
- D. None of these Discuss
- 8. 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
- 9. 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
- 10. 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
TCA Cycle problems
Search Results
Correct Answer: 3
Correct Answer: Stearate
Correct Answer: mitochondria
Correct Answer: Volt
Correct Answer: loss of electron
Correct Answer: oxidative phosphorylation
Correct Answer: modulate fluidity
Correct Answer: mitochondrial matrix
Correct Answer: acetyl-CoA
Correct Answer: Citrate synthease
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