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Discussion :: Biology

  1. Polio is caused by

    2. A.

     Bacteria
    B.

     Virus
    C.

     Fungus
    D.

     Protozoa

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    Answer : Option B

    Explanation :

    Polio, or poliomyelitis, is a disabling and life-threatening disease caused by the poliovirus. The virus spreads from person to person and can infect a person's spinal cord, causing paralysis.

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