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nameless23 nameless23
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6 years ago
Nonpathogenic microorganisms become pathogenic when they leave:
 
  A) microorganisms. B) their natural environment.
  C) the body. D) none of the above.
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KojicoKojico
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6 years ago
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nameless23 Author
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6 years ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
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Yesterday
Thanks
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2 hours ago
Brilliant
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