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Koch's Postulates

21. Principles of Disease / Koch's Postulates / Problem 5

Identify what is typically required by one of Robert Koch's original postulates for establishing microbial causation?

A

The pathogen must display drug resistance.

B

The same pathogen must be present in every case.

C

The symptoms should vary significantly among affected individuals.

D

The antibodies against the pathogen should exist within every infected individual.

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