Bacteria - Transduction MCQs : This section focuses on the "Bacteria - Transduction". These Multiple Choice Questions (MCQs) should be practiced to improve the Bacteria - Transduction skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.
Question 1
A specialized transducing phage attacking an infected cell with lysogenic stage of the same virus gives rise to________
A. HFR
B. HFT
C. F’
D. F
Question 2
A specialized transducing virus attacks a healthy bacterial cell. What will be the virulence of the viruses produced by this bacterial cell after infection?
A. They will me more virulent than original one
B. They will be equally virulent as original one
C. The virulence will depreciate
D. No virulence
Question 3
If the bacterial DNA sequence is Leu Met Att Gal Bio, which of the genes can be transferred via specialized transduction?
A. Leu and Met
B. Met, Att and Gal
C. Gal and Bio
D. Met and Gal only
Question 4
In a transduction experiment where the recipient is Met-, Ala-, Gal- you observe a recombinant phenotype Met+, Gal+ in some strains and Gal+ Ala+ in some strains. But in none of the cases can you find Met+ Ala+. What is the sequence of the gene?
A. Met, Ala, Gal
B. Met, Gal, Ala
C. Gal, Met, Ala
D. Gal, Ala, Met
Question 5
In which of the following cases will the viral progeny generated retain their infection ability?
A. A generalized trasducing phage affects a normal cell
B. A specialized transducing phage affects a cell infected by same virus
C. A specialized transducing phage will attack a normal cell
D. A generalized transducing phage will affect a cell with a different viral infection
Question 6
The Phage is incorporated in the bacterial genome by _____________________
A. Single crossover event
B. Two crossover event
C. Three point recombination
D. 4 crossover event
Question 7
The recombination study of phages is done using ____________
A. OD measurement
B. Plaque assay
C. Plating assay
D. Boyden chamber assay
Question 8
What is the capacity of viral gene storage termed as?
A. Viral capacity
B. Tight head capacity
C. Head full capacity
D. Virulent capacity
Question 9
Which of the following is not true for specialized transduction?
A. The lysogenic viruses can perform this
B. A variety of genes can be transformed in this case
C. The viral genome is then incorporated in the bacterial genome
D. It is seen in lamda phage like K12
Question 10
Which of the following viruses will be useful for transduction?
A. T2 phage
B. T4 phage
C. T7 phage
D. Lamda phage
Question 11
Which of these is correct according to transduction?
A. Specialized transduction is due to excision error
B. F’ plasmid can act in specialized transduction
C. Only specialized transduction in virus can be used to cause genetic variations
D. Bacteriophage nucleic acid is dispensable for virulence