Question

F factor integration into the host chromosome is called as __________

(a) F’ plasmid

(b) F factor and host chromosome recombination

(c) Hfr (High frequency of recombination)

(d) Recombinant host chromosome

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This is a very interesting question from BAC Vector, M13 and its Derivatives in portion Other Vector Systems for E of Genetic Engineering

Answer 1

Right option is (c) Hfr (High frequency of recombination)

To elaborate: F factor integration can be done into the host chromosome and this is called as Hfr (High frequency of recombination) strain.