AMU Medical AMU Solved Paper-1996

  • question_answer
    All tailed bacteriophages contain

    A)  double stranded DNA

    B)  double stranded RNA

    C)  single stranded DNA

    D)  single stranded RNA.

    Correct Answer: A

    Solution :

    : Bacteriophages are the viruses which have the capability of inducing lysis of certain bacterial cells. In bacteriophages, generally DNA is present but in MS2, F2, r-17 bacteriophages, RNA is present. Generally DNA is double stranded but in \[\phi \times 174\]bacteriophage and S/3. E: coli phage, DNA is single stranded. The phage particle consists of a head which contains the nucleic acid and a cylindrical tail by which it attaches to the host cells.


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