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Corynebacterium Diphtheriae Is Isolated from a Patient with Pharyngitis corynebacteriophage−βcorynebacteriophage-\beta

Question 170

Multiple Choice

Corynebacterium diphtheriae is isolated from a patient with pharyngitis. What is the best predictor that the strain is pathogenic?


A) Those producing the blackest colonies on tellurite medium
B) Those with a plasmid with tox+ genes
C) Those with chromosomal inv+ genes
D) Those lysogenized by corynebacteriophage−βcorynebacteriophage-\beta

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