Exercise: Microbial Recombination And Gene Transfer

Questions for: Microbial Recombination And Gene Transfer

Which of the following term describes the relationship between a virus and host where no new viral particles are produced and the viral genome is replicated along with host chromosome?
A:
Lysogeny
B:
Lysis
C:
Transformation
D:
Conjugation
Answer: A
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Which of the following type of recombination does not require homologous sequences and is utilized by mobile genetic elements that move about chromosomes?
A:
Mutagenic recombimation
B:
Site-specific recombination
C:
Replicative recombination
D:
General recombination
Answer: C
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Which of the following is used by microbial genetisists as a tool?
A:
Bacteriophage
B:
Plasmids
C:
Transposable elements
D:
All of these
Answer: D
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R factors involved in plant-microbe interactions are
A:
plant proteins
B:
bacterial proteins
C:
essential for transfer of DNA to plant cells
D:
also called opines
Answer: A
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Plasmid that carries genes encoding enzymes, which degrade substances such as aromatic compounds, pesticides or sugar are
A:
F factors
B:
metabolic plasmid
C:
virulence plasmid
D:
none of these
Answer: B
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