why are the viruses consider as bad microbes
Some viruses don’t die off if they don’t have a host, they just hibernate (they become dormant) and wait for the right conditions to come along so they can make copies of themselves hence they can spread very easily from one person to the next just by touch or by sneezing or coughing when they fly out into the air in tiny water droplets. Therefore they can manifest themselves in a number of symptoms.
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