V I R U S E S

Aug 22, 2012

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What is a VIRUS?. A tiny, nonliving particle that invades and then multiplies inside a living cell.A virus is NOT a cell.They are like organisms, because they can multiply.NOTHING is safe from viruses.Acts like a parasite--organisms that live on or in a host and cause it harm.Intro. viru

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V I R U S E S

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