Refer to the Figure Showing an Experiment Using Selectable Marker

question 149

Multiple Choice

Refer to the figure showing an experiment using selectable marker (reporter) genes. Which statement about the reporter genes used in the experiment is true?

• A) Only cells that are resistant to both ampicillin and tetracycline carry the recombinant DNA.
• B) The plasmid without incorporated foreign DNA is sensitive to tetracycline and ampicillin.
• C) If foreign DNA is successfully incorporated into the plasmid, tetracycline resistance will be disabled.
• D) If foreign DNA is successfully incorporated into the plasmid, ampicillin resistance will be disabled.
• E) If foreign DNA is successfully incorporated into the plasmid, both tetracycline resistance and ampicillin resistance will be disabled.

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