Which of the following results of the Kligler iron agar/triple sugar iron (KIA/TSI) slant tests excludes enterobacteriaceae?
A. alkaline slant/alkaline butt
B. alkaline slant/acid butt
C. alkaline slant/acid butt with H2S production
D. acid slant/acid butt
E. acid slant/acid butt with H2S production
Answer: A
Microbiology
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