An Hfr Strain Has a Plasmid Inserted near the Trp

question 40

Multiple Choice

An Hfr strain has a plasmid inserted near the trp (tryptophan) locus.This Hfr strain is incubated with an F^- trp^- strain.We isolate a trp⁺ strain that can readily donate this trait to other trp^- strains.No other traits are transferred.What has happened?

• A) an F⁺ trp plasmid has been generated
• B) typical Hfr mating
• C) transduction occurs
• D) transformation occurs
• E) no change in genotype has occurred

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Definitions:

Performance Evaluation

The result of an annual or biannual process in which a manager evaluates an employee’s performance relative to the requirements of his or her job and uses the information to show the person where improvements are needed and why

Evaluation Training

The systematic assessment of the design, implementation, and outcomes of training programs to determine their effectiveness and to make informed decisions on their improvement.

Correlation Analyses

Statistical techniques used to measure and describe the strength and direction of the relationship between two variables.

Reliability

The consistency and dependability of a process, system, or measurement.