Discussion
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- Question
The viral DNA of the temperate phage, instead of taking over the functions of the cell's genes, is incorporated into the host DNA and becomes a prophage in the bacterial chromosome, acting as a gene. This happens in
Options- A. lysogeny
- B. spontaneous induction
- C. lytic phase
- D. none of these
- Correct Answer
- lysogeny
- 1. Which of the following medium are used to differentiate the colonies of Vibrio cholerae and V parahaemolyticus?
Options- A. Alkaline bile salt
- B. Thiosulphate-citrate-bile-sucrose
- C. MacConkey
- D. All of the above Discuss
- 2. The procapsid is assembled with the aid of __________ proteins.
Options- A. ladder
- B. framing
- C. scaffolding
- D. form Discuss
- 3. The cell walls of many gram positive bacteria can be easily destroyed by the enzyme known as
Options- A. lipase
- B. lysozyme
- C. pectinase
- D. peroxidase Discuss
- 4. Fishiness in butter is caused by
Options- A. Aeromonas hydrophila
- B. Pseudomonas synxantha
- C. Pseudomonas syncyanea
- D. none of these Discuss
- 5. Which of the following protein synthesis mechanisms may be affected by particular drugs?
Options- A. Peptide bond formation
- B. mRNA translocation
- C. Aminoacyl-tRNA binding
- D. All of these Discuss
- 6. The scientist who first discovered the substance penicillin was
Options- A. Joseph Lister
- B. Alexander Fleming
- C. Paul Ehrlich
- D. none of these Discuss
- 7. Which of the following is responsible for phosphate solubilization?
Options- A. Streptococcus
- B. Streptomyces
- C. Bacillus
- D. Clostridium Discuss
- 8. Which of the following bacterial genome was sequenced first?
Options- A. E. coli
- B. S. pneumoniae
- C. H. influenzae
- D. S. thermophilus Discuss
- 9. The gram-positive bacteria lack __________ structure/component?
Options- A. outer membrane
- B. murein
- C. teichoic acid
- D. plasma membrane Discuss
- 10. The media which serve(s) as enrichment media for Salmonella is/are
Options- A. Tetrathionate broth
- B. Brilliant green tetrathionate broth
- C. Selenite-F broth
- D. All of these Discuss
More questions
Correct Answer: Thiosulphate-citrate-bile-sucrose
Correct Answer: scaffolding
Correct Answer: lysozyme
Correct Answer: Aeromonas hydrophila
Correct Answer: All of these
Correct Answer: Alexander Fleming
Correct Answer: Bacillus
Correct Answer: H. influenzae
Correct Answer: outer membrane
Correct Answer: All of these
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