In Generalized Transduction, a Phage Introduces a Segment of Donor

question 14

Multiple Choice

In generalized transduction, a phage introduces a segment of donor DNA into the recipient cell. This is followed by recombination of the donor fragment with the recipient chromosome. Which of the following must occur?

• A) degradation of one of the two strands of phage genome
• B) circularization of the donor fragment before recombination
• C) a single crossover between the donor segment and the recipient chromosome
• D) a pair (or even number) of crossovers between the donor segment and the recipient
• E) replication of the donor segment before recombination

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Definitions:

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