Most Gram negative pathogens belong to two families, Enterob…
Most Gram negative pathogens belong to two families, Enterobacteriaceae and Pasteurellaceae. To distinguish between them a researcher could use a _____________ test, in which Enterobacteriaceae will show a ______________ result. A) oxidase / negative B) Catalase / positive C) Urease / positive D) endospore / negative
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