After carrying out the cloning experiment, the cells are plated on agar. Along with agar, it also contains antibiotic resistant genes, X-gal and an inducer of lacZ gene. Which of the following would grow?

A. Cells that have taken up plasmid DNA

B. Cells that have taken up genomic DNA

C. Cells having no insert

D. Cells either having no insert or having genomic DNA

Explanation: Only cells that have taken up the plasmid DNA would be able to grow. It is so because the only plasmid is having antibiotic-resistant genes and the rest will die after a few generations.

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