Haryana PMT Haryana PMT Solved Paper-2004

  • question_answer Plasmid is :

    A)  bacteriophage

    B)  DNA molecule  incorporated, in bacterial chromosome

    C)  DNA    molecule  present    in mitochondria

    D)  extra chromosomal genetic element of bacteria

    Correct Answer: D

    Solution :

    Term plasmid was given by Lederberg. Plasmid is an extra piece of DNA in bacteria which exist separately from main bacterial chromosome and are capable of self replicating. Plasmids have no protein coat and cannot exist outside a cell. Plasmids are used in gene recombinant technology.


You need to login to perform this action.
You will be redirected in 3 sec spinner