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Biology, 02.05.2021 01:00 gungamer720

Which of the following is NOT a step in identifying the pathogen that causes a specific disease? A. The pathogen should be found in the body of a healthy organism.
B. The pathogen should be isolated and grown in a pure culture.
C. The purified pathogens should cause the same disease in a new host.
D. The pathogen should be isolated from the second host.

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