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Updated: 9/29/2020
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  • Because identifying pathogens that cause disease is the first step toward preventing or curing the ail- ments they produce.
  • Okey, thanks i think i will pass the exam.
  • 2. The pathogen must be isolated and grown in the laboratory in pure culture.
  • 3. When the cultured pathogens are placed in new host, they should cause the same disease that infected the original host.
  • 4. The injected pathogen should be isolated from the second host. It should be identical to the original pathogen
  • And Why are these rules important?
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