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2014-09-08T12:30:35+08:00

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Diseases can affect through several factors.It can involved the several stages of an organism and typically cells can be infected.
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2014-09-08T12:57:31+08:00
If a disease infects a body it slows down chemical reactions which is important for the body to function well. Instead of a cell reacting immediately to a cause it is being delayed back by the disease
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