Which one of the following is an irregular, gram-positive rod?

Which one of the following is an irregular, gram-positive rod?



A) Bordetella pertussis
B) Corynebacterium diphtheriae
C) Burkholderia pseudomallei
D) Streptococcus pyogenes
E) Pneumocystis jirovecii


Answer: Corynebacterium diphtheriae


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