NEET Sample Paper NEET Sample Test Paper-14

  • question_answer
    Which of the following properties make plasmid suitable vectors for gene cloning?

    A)  Plasmids often carry antibiotic resistance gene.

    B)  Plasmids can shuttle between prokaryotic and eukaryotic cells.

    C)  Plasmids are small circular DNA molecules with their own replication origin site.

    D)  Plasmids are small circular DNA molecules that can integrate with the host chromosomal DNA.

    Correct Answer: C

    Solution :

    Cloning vectors are carriers or vehicle of passenger DNA. Plasmids are small extra nuclear circular DNAs carrying extra chromosomal genes in bacteria and some fungi. They replicate independently, so it can be used as vectors.


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