Suppose a Plasmid Has Genes That Confer Resistance to Both

question 222

Multiple Choice

Suppose a plasmid has genes that confer resistance to both ampicillin and tetracycline.Foreign DNA is inserted at a restriction enzyme recognition site that lies within the ampicillin gene.A cell transformed with the resulting recombinant plasmid should be _______ to ampicillin and _______ to tetracycline.

• A) resistant; resistant
• B) resistant; sensitive
• C) resistant; complementary
• D) sensitive; resistant
• E) sensitive; complementary

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