Discussion
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- Question
Which of the following methods would be most appropriate for sterilizing an antibiotic solution?
Options- A. Dry heat sterilization
- B. Microfiltration
- C. Autoclaving
- D. Desiccation
- Correct Answer
- Microfiltration
- 1. Polyene antibiotics are
Options- A. large ring structures
- B. ?-lactam - thiazolidine ring
- C. small ring structures
- D. any of these Discuss
- 2. Brucella are
Options- A. Cocci
- B. Rods
- C. Cocobacilli
- D. Very short rods Discuss
- 3. The enzymes for glycolysis are located
Options- A. on the inner surface of the cell membrane
- B. on the inner membrane of the mitochondrion
- C. on the outer membrane of the chloroplast
- D. in the cytoplasm Discuss
- 4. Phosphate is considered to restrict the induction of
Options- A. primary metabolites
- B. secondary metabolites
- C. both (a) and (b)
- D. none of these Discuss
- 5. Identify the bacteria which is oxidase-negative and catalase-positive?
Options- A. Staphylococcus
- B. Streptococcus
- C. Neisseria
- D. Pseudomonas Discuss
- 6. Acidophilus milk which is used for its therapeutic properties in intestinal disorders requires for its manufacture a pure culture of
Options- A. Lactobacillus bulgaricus
- B. Streptococcus thermophilics
- C. Lactobacillus acidophilus
- D. None of the above Discuss
- 7. About 7.3 kcal/mole are released when
Options- A. glucose is converted to CO2 and H2O
- B. NAD+ is reduced to NADH
- C. ATP hydrolysis is coupled to sucrose synthesis
- D. the terminal phosphate bond of ATP is broken by hydrolysis Discuss
- 8. The enzymes that catalyze the reactions of the Krebs cycle are found in which subcellular organelle of eukaryotes?
Options- A. Mitochondrion
- B. Chloroplast
- C. Ribosome
- D. Endoplasmic reticulum Discuss
- 9. 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
- 10. Which of the following is true about ?-ionone, non-ionic detergent used in ? carotene fermentation medium?
Options- A. It is a precursor of ?-carotene fermentation process
- B. It is regarded as "steering" factor associated with bringing about the presence and activity of the enzymes responsible for ?-carotene formation
- C. It is an inducer of ? carotene fermentation process
- D. None of the above Discuss
More questions
Correct Answer: large ring structures
Correct Answer: Very short rods
Correct Answer: in the cytoplasm
Correct Answer: secondary metabolites
Correct Answer: Staphylococcus
Correct Answer: Lactobacillus acidophilus
Correct Answer: glucose is converted to CO2 and H2O
Correct Answer: Mitochondrion
Correct Answer: ATP; cytosine
Correct Answer: It is regarded as "steering" factor associated with bringing about the presence and activity of the enzymes responsible for ?-carotene formation
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