Railways Sample Paper RRB (Assistant Loco Pilot) Sample Test Paper-11

  • question_answer
    Bacteriophages

    A)  A kind of soil bacteria

    B)  Bacteria growing in phases

    C)  Parasitic bacteria infecting man

    D)  Virus infecting bacteria

    Correct Answer: D

    Solution :

    A bacteriophage, also known informally as a phage, is a virus that infects and replicates within a bacterium. The term is derived from "bacteria" and the Greek: (paysiv , "to devour" Bacteriophages are composed of proteins that encapsulate a DNA or RNA genome, and may have relatively simple or elaborate structures.


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