Discussion
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- Question
High energy transfer compounds are capable of
Options- A. accepting large amounts of free energy
- B. transferring large amounts of free energy
- C. measuring free energy
- D. none of the above
- Correct Answer
- transferring large amounts of free energy
- 1. Entner - Doudoroff pathway is not found in
Options- A. aerobic prokaryotes
- B. anaerobic prokaryotes
- C. Both (a) and (b)
- D. eukaryotes Discuss
- 2. Standard free energy change (?G) can be expressed as
Options- A. ?G° = -RTlnkeq
- B. ?G° = RTlnkeq
- C. ?G° = R/Tlnkeq
- D. ?G° = -RT/lnkeq Discuss
- 3. Which of the following does not produce oxygen as a product of photosynthesis?
Options- A. Oak trees
- B. Purple sulfur bacteria
- C. Cyanobacteria
- D. Phytoplankton Discuss
- 4. In an oxygenic photosynthesis, the green and the purple bacteria do not use which of the following one as an electron source?
Options- A. H2O
- B. H2
- C. H2S
- D. S (elemental sulphur) Discuss
- 5. In establishing proton gradient for chemiosmotic ATP generation by aerobic respiration the terminal electron acceptor is
Options- A. nitrate
- B. oxygen
- C. sulfate
- D. CO2 Discuss
- 6. The role of bacteriophyll in an oxygenic photosynthesis is to
Options- A. reduce ferridoxin directly
- B. reduce NADP directly
- C. use light energy to energize an electron
- D. transfer electrons to an intermediate in the sulfide oxidation pathway Discuss
- 7. The acquisition energy by glucose fermentation requires
Options- A. substrate-level phosphorylation
- B. electron transport of electrons from NADH
- C. long-chain fatty acid oxidation
- D. the enzyme formic-hydrogen lyase Discuss
- 8. Phosphate deregulated mutants are
Options- A. less sensitive to phosphate regulation
- B. moderately sensitive to phosphate regulation
- C. highly sensitive to phosphate regulation
- D. none of these Discuss
- 9. In order to get inorganic phosphorous into organic compounds, the phosphate ion is incorporated via
Options- A. substrate level phosphorylation
- B. oxidative phosphorylation
- C. both (a) and (b)
- D. DNA Discuss
- 10. Radioisotopes are frequently used in the study of cells. Assume a culture of E. coli is grown in a culture medium containing radioactive phosphorous. At the end of 48 hours, it is expected to find the radioactive label located in
Options- A. enzymes
- B. RNA
- C. phospholipids
- D. all of these Discuss
Microbial Metabolism problems
Search Results
Correct Answer: eukaryotes
Correct Answer: ?G° = -RTlnkeq
Correct Answer: Purple sulfur bacteria
Correct Answer: H2O
Correct Answer: oxygen
Correct Answer: use light energy to energize an electron
Correct Answer: substrate-level phosphorylation
Correct Answer: less sensitive to phosphate regulation
Correct Answer: both (a) and (b)
Correct Answer: all of these
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