Discussion
Home ‣ Microbiology ‣ Microbial Recombination and Gene Transfer Comments
- Question
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
- Correct Answer
- Episome
- 1. 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
- 2. 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
- 3. 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 Discuss
- 4. 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
- 5. F factor plasmids play a major role in
Options- A. conjugation
- B. replication
- C. transduction
- D. trasnscription Discuss
- 6. 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
- 7. Which of the following is the cause for drug resistance in tuberculosis?
Options- A. Mutation
- B. Transduction
- C. Transformation
- D. Conjugation Discuss
- 8. The correct term for the transfer of genetic material between bacteria in direct physical contact is
Options- A. conjugation
- B. transformation
- C. replication
- D. transduction Discuss
- 9. Which of the following plamids do not possess information for self transfer to another cell?
Options- A. Cryptic plasmids
- B. Conjugative plasmids
- C. Non-conjugative plasmids
- D. None of these Discuss
- 10. The main difference between a self-transmissible and a mobilizable plasmid is that the self-transmissible plasmid
Options- A. transfers both strands of the plasmid DNA
- B. carries genes encoding the mating apparatus
- C. transfers antibiotic resistance genes
- D. usually has a transposon inserted into it Discuss
Microbial Recombination and Gene Transfer problems
Search Results
Correct Answer: Specialized transduction
Correct Answer: Replicative recombination
Correct Answer: conjugative plasmids
Correct Answer: The transmission of genetic information from one independent, mature organism to another
Correct Answer: conjugation
Correct Answer: Insertion element
Correct Answer: Mutation
Correct Answer: conjugation
Correct Answer: Non-conjugative plasmids
Correct Answer: carries genes encoding the mating apparatus
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