Discussion
Home ‣ Microbiology ‣ Microbial Recombination and Gene Transfer Comments
- Question
The term used for plasmids possessing both RTF and r determinants is
Options- A. non self-transmissible plasmids
- B. non conjugative plasmids
- C. conjugative plasmids
- D. none of the above
- Correct Answer
- conjugative plasmids
- 1. Which of the following statement can describe horizontal transfer?
Options- A. The synthesis of protein in RNA
- B. The transmission of genetic information from one independent, mature organism to another
- C. The transmission of genetic information from parent to offspring
- D. The synthesis of RNA from a DNA template Discuss
- 2. F factor plasmids play a major role in
Options- A. conjugation
- B. replication
- C. transduction
- D. trasnscription Discuss
- 3. The plasmid-mediated properties is/are
Options- A. fermentation of lactose
- B. production of enterotoxin
- C. resistance to antibiotics
- D. all of these Discuss
- 4. Plasmid that carries genes encoding enzymes, which degrade substances such as aromatic compounds, pesticides or sugar are
Options- A. F factors
- B. metabolic plasmid
- C. virulence plasmid
- D. none of these Discuss
- 5. In the extracellular medium, DNA-degrading enzymes would likely be to prevent transfer of DNA by
Options- A. conjugal transfer by a self-transmissible plasmid
- B. generalized phage transduction
- C. natural transformation
- D. none of the above Discuss
- 6. Which of the following type of recombination does not require homologous sequences and is utilized by mobile genetic elements that move about chromosomes?
Options- A. Mutagenic recombimation
- B. Site-specific recombination
- C. Replicative recombination
- D. General recombination Discuss
- 7. The transducing particles carry only specific portions of the bacterial genome in which of the following transduction?
Options- A. Specialized transduction
- B. General transduction
- C. Abortive transduction
- D. None of these Discuss
- 8. Which type of plasmid can exist with or without being integrated into the host's chromosome?
Options- A. Medisome
- B. Lisosome
- C. Lysogen
- D. Episome Discuss
- 9. Inverted repeat sequences at each end and a gene encoding transposase is contained in which of the following transposable element?
Options- A. Composite transposon
- B. Insertion element
- C. Virus
- D. Plasmid Discuss
- 10. Which of the following is the cause for drug resistance in tuberculosis?
Options- A. Mutation
- B. Transduction
- C. Transformation
- D. Conjugation Discuss
Microbial Recombination and Gene Transfer problems
Search Results
Correct Answer: The transmission of genetic information from one independent, mature organism to another
Correct Answer: conjugation
Correct Answer: all of these
Correct Answer: metabolic plasmid
Correct Answer: natural transformation
Correct Answer: Replicative recombination
Correct Answer: Specialized transduction
Correct Answer: Episome
Correct Answer: Insertion element
Correct Answer: Mutation
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