Discussion
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- Question
Which one of the following is not the intermediate of Kreb's cycle?
Options- A. Isocitrate
- B. Succinate
- C. Fumarate
- D. Stearate
- Correct Answer
- Stearate
- 1. Citric acid cycle occurs in
Options- A. cytoplasm
- B. mitochondria
- C. endoplasmic reticulum
- D. golgi bodies Discuss
- 2. 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
- 3. Oxidation of a molecule involves
Options- A. gain of electron
- B. loss of electron
- C. gain of proton
- D. loss of proton Discuss
- 4. Which of the following is involved in energy production?
Options- A. Generation of proton gradients across membranes
- B. Transport of electrons on organic molecules
- C. Conversion of compounds with high energy to those of low energy
- D. All of the above Discuss
- 5. In eukaryotes, electron transport occurs in
Options- A. membranes and mitochondria
- B. endoplasmic reticulum
- C. cytoplasm
- D. all of the above Discuss
- 6. How many molecules of ATPs are synthesized per NADH oxidation?
Options- A. 2
- B. 1
- C. 3
- D. 4 Discuss
- 7. 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
- 8. During cellular respiration, most of the ATP made, is generated by
Options- A. oxidative phosphorylation
- B. photophosphorylation
- C. glycolysis
- D. substrate-level phosphorylation Discuss
- 9. Important function of cholesterol is to
Options- A. modulate fluidity
- B. enhance blood circulation
- C. prevent bile salts formation
- D. None of these Discuss
- 10. 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
TCA Cycle problems
Search Results
Correct Answer: mitochondria
Correct Answer: Volt
Correct Answer: loss of electron
Correct Answer: All of the above
Correct Answer: membranes and mitochondria
Correct Answer: 3
Correct Answer: a proton gradient across the inner mitochondrial membrane
Correct Answer: oxidative phosphorylation
Correct Answer: modulate fluidity
Correct Answer: mitochondrial matrix
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