NEET 2026 Biology question
Insertion of a foreign DNA at BamHI site in an *E.coli* cloning vector pBR322 results in the loss of antibiotic resistance towards:
Answer: (3)
Solution
In pBR322 the BamHI recognition site lies within the tetracycline resistance gene (tet). Insertional inactivation by foreign DNA at this site makes the recombinant plasmid sensitive to
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