• Question: What's the difference between bacteria and virus?

    Asked by mollie to MarkF on 16 Jun 2010 in Categories: .
    • Photo: Mark Fogg

      Mark Fogg answered on 16 Jun 2010:

      Basically, the simplest definition is that all viruses need a host in which to replicate themselves, bacteria can reproduce all on their own. Viruses are considered not to be alive because of this, but bacteria are considered to be alive.

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