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- Question
Entner-Doudoroff pathway is found in
Options- A. aerobic prokaryotes
- B. anaerobic prokaryotes
- C. both (a) and (b)
- D. aerobic eukaryotes
- Correct Answer
- both (a) and (b)
- 1. When acetate is the sole source of carbon for some microorganisms, the cycle which is used, is called
Options- A. pentose phosphate pathway
- B. glycolyic pathway
- C. glyoxylate pathway
- D. oxaloacetate pathway Discuss
- 2. 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
- 3. 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
- 4. 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
- 5. 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
- 6. Hexose monophosphate pathway is also known as
Options- A. phosphogluconate pathway
- B. oxaloacetate pathway
- C. malate pathway
- D. fumerate pathway Discuss
- 7. Which of the following is used for determining the location of specific genes within the genome?
Options- A. Genomics
- B. Annotation
- C. Cloning
- D. Proteomics Discuss
- 8. Why the bacterium Treponema pallidum is difficult to culture?
Options- A. Because it requires a great deal of water to reproduce
- B. Because it is unable to use carbohydrates as an energy source
- C. Because it lacks the genes needed for TCA cycle and oxidative phosphorylation
- D. Because it requires extremely low temperature at which water freezes Discuss
- 9. The flow of genetic material in microbial cells usually takes place from
Options- A. RNA through DNA to proteins
- B. proteins through RNA to DNA
- C. DNA through RNA to proteins
- D. none of these Discuss
- 10. Which of the following is the study of the molecular organization of genomes, their information content and the gene products they encode?
Options- A. Genetics
- B. Ergonomics
- C. Genomics
- D. Bioinformatics Discuss
Microbial Metabolism problems
Search Results
Correct Answer: glyoxylate pathway
Correct Answer: all of these
Correct Answer: both (a) and (b)
Correct Answer: less sensitive to phosphate regulation
Correct Answer: substrate-level phosphorylation
Correct Answer: phosphogluconate pathway
Correct Answer: Annotation
Correct Answer: Because it lacks the genes needed for TCA cycle and oxidative phosphorylation
Correct Answer: DNA through RNA to proteins
Correct Answer: Genomics
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