#Question id: 5239
#XL - T Zoology
Which of the following statements is not true for Hfr strains of E. coli ?
#Question id: 5240
#XL - S Microbiology
If bacteria grow in the presence of a large amount of DNase, which of the following recombination process completely inhibited?
#Question id: 5240
#XL - T Zoology
If bacteria grow in the presence of a large amount of DNase, which of the following recombination process completely inhibited?
#Question id: 5241
#XL - S Microbiology
Genes a, b, and c are widely spaced in the bacterial genome. Transducing phage from an a+ b+ c+ bacterium were used to infect a culture of a- b- c- cells, and b+ transductants were selected. Which of the following best describes the predicted genotypes of these transductants?
#Question id: 5241
#XL - T Zoology
Genes a, b, and c are widely spaced in the bacterial genome. Transducing phage from an a+ b+ c+ bacterium were used to infect a culture of a- b- c- cells, and b+ transductants were selected. Which of the following best describes the predicted genotypes of these transductants?
#Question id: 5242
#XL - S Microbiology
Auxotrohic bacteria plating on different medium, it is observed that colonies grow on minimal plus threonine only, no colony on minimal plus leucine and no colonies grow on minimal medium cystein only. What are the actual genotypes of auxotroph?