Answer: E. coli.
- A E. coli
- B the human cells
- C only a plant leaf
- D a virus shell
Correct answer: A. E. coli
Explanation: E. coli is a standard bacterial cloning host.
Recombinant DNA technology: a gene of interest and plasmid are cut by the same restriction enzyme, ligated into a recombinant plasmid, and introduced into a host cell.
Concept context
Recombinant DNA, GMOs, PCR, CRISPR, and biotechnology applications. Growing importance in NEET.
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