Discussion
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- Question
The mechanism of passive or facilitated diffusion require
Options- A. metabolic energy
- B. concentration of solute against an electrochemical gradient
- C. accumulation of solute against an electrochemical gradient
- D. accumulation or concentration of solute against an electrochemical gradient
- Correct Answer
- metabolic energy
- 1. 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
- 2. Phosphate regulation has been observed in the production of
Options- A. alkaloids
- B. antibiotics
- C. gibberelins
- D. all of these Discuss
- 3. 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
- 4. Incorporation of atmospheric N2to NH4+ occurs via the process of
Options- A. assimilatory nitrate reduction
- B. transamination
- C. deamination
- D. nitrogen fixation Discuss
- 5. 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
- 6. If ?G of a chemical reaction has a negative value, the reaction
Options- A. releases energy
- B. requires energy
- C. both (a) and (b)
- D. none of these Discuss
- 7. Which of the following statement is correct?
Options- A. Phosphate repression can not be eliminated by optimization of nutrient medium, deregulated medium must be used as production strains
- B. Phosphate repression can be eliminated by optimization of nutrient medium, deregulated medium must be used as production strains
- C. Phosphate repression can be eliminated by optimization of nutrient medium, regulated medium must be used as production strains
- D. Phosphate repression can not be eliminated by optimization of nutrient medium, regulated medium must be used as production strains Discuss
- 8. Which of the following is responsible for phosphate solubilization?
Options- A. Streptococcus
- B. Streptomyces
- C. Bacillus
- D. Clostridium Discuss
- 9. As the electron flow through the chains, much of their free energy is conserved in the form of ATP. This process is called
Options- A. oxidative phosphorylation
- B. electromotive potential
- C. dehydrogenations
- D. none of these Discuss
- 10. Free energy change (?G) of a reaction is referred as the amount of energy
Options- A. liberated during reaction
- B. taken up during reaction
- C. liberated or taken up during reaction
- D. none of these Discuss
Microbial Metabolism problems
Search Results
Correct Answer: carries out each of the reactions indicated in (a) and (b)
Correct Answer: all of these
Correct Answer: ribulose 1,5 - bisphosphate
Correct Answer: nitrogen fixation
Correct Answer: reduction of pyruvate or alpha-ketoglutarate by enzymes
Correct Answer: releases energy
Correct Answer: Phosphate repression can not be eliminated by optimization of nutrient medium, deregulated medium must be used as production strains
Correct Answer: Bacillus
Correct Answer: oxidative phosphorylation
Correct Answer: liberated or taken up during reaction
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