Which Plasmid Would Allow a Researcher to Visually Select a Bacterial

question 20

Multiple Choice

Which plasmid would allow a researcher to visually select a bacterial colony that has a recombinant plasmid using white light? [Note: The plasmid also has selectable reporter gene for ampicillin resistance (amp^r) outside of the cloning site.]

• A) A plasmid with the gene for X-gal in the cloning site
• B) A plasmid with the gene for green fluorescent protein (GFP)outside of the cloning site
• C) A plasmid with the LacZ reporter gene outside of the cloning site
• D) A plasmid with the LacZ reporter gene in the cloning site
• E) A plasmid with the green fluorescent protein (GFP)within the cloning site

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