Discussion
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- Question
Dolichol phosphate is
Options- A. a complex lipid involved in docking vesicles with the plasma membrane
- B. the anchor on which sugars assemble before transfer to proteins
- C. a chaperone used in protein folding
- D. a product of phospholipase C activation
- Correct Answer
- the anchor on which sugars assemble before transfer to proteins
- 1. For each glucose molecule broken down, there are______________number of reduced coenzymes to be oxidized.
Options- A. 12
- B. 8
- C. 6
- D. 4 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 sulphur. At the end of 48 hours, it is expected to find the radioactive label located in
Options- A. DNA
- B. enzymes
- C. RNA
- D. all of these Discuss
- 3. Most of the energy in aerobic respiration of glucose is captured by
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
- 4. Assimilatory sulfate reduction involves the nucleotide __________ during the incorporation of H2S in the production of __________ .
Options- A. ATP; methionine
- B. ATP; cytosine
- C. UTP; cytosine
- D. GTP; cytosine Discuss
- 5. Which of the following nucleoside diphosphates is used most often in carbohydrate anabolism?
Options- A. Uridine diphosphate
- B. Adenosine diphosphate
- C. Guanine diphosphate
- D. Thymine diphosphate Discuss
- 6. The major route for incorporation of ammonia (NH4+) into organic compounds is via
Options- A. reduction of pyruvate or alpha-ketoglutarate by enzymes
- B. atmospheric nitrogen fixation
- C. oxidation of pyruvate
- D. all of these Discuss
- 7. Incorporation of atmospheric N2to NH4+ occurs via the process of
Options- A. assimilatory nitrate reduction
- B. transamination
- C. deamination
- D. nitrogen fixation Discuss
- 8. During the carboxylation phase of the Calvin cycle, CO2 combines with
Options- A. ribulose 1,5 - bisphosphate
- B. phosphoglyceraldehyde
- C. pyruvic acid
- D. oxaloacetic acid Discuss
- 9. Phosphate regulation has been observed in the production of
Options- A. alkaloids
- B. antibiotics
- C. gibberelins
- D. all of these Discuss
- 10. ATPase
Options- A. synthesizes ATP, coupled to transfer of extracellular protons into the cell
- B. extrudes protons from the cell coupled to the hydrolysis of ATP to ADP
- C. is the enzyme that incorporates ATP into messenger RNA
- D. carries out each of the reactions indicated in (a) and (b) Discuss
Microbial Metabolism problems
Search Results
Correct Answer: 12
Correct Answer: enzymes
Correct Answer: electron transport of electrons from NADH
Correct Answer: ATP; cytosine
Correct Answer: Uridine diphosphate
Correct Answer: reduction of pyruvate or alpha-ketoglutarate by enzymes
Correct Answer: nitrogen fixation
Correct Answer: ribulose 1,5 - bisphosphate
Correct Answer: all of these
Correct Answer: carries out each of the reactions indicated in (a) and (b)
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