Which of these concentrations of ethanol would not be effective at killing Streptococcus pyogenes?
A) 100%
B) 95%
C) 90%
D) 80%
E) 70%
Answer: A) 100%
Which of these concentrations of ethanol would not be effective at killing Streptococcus pyogenes?
A) 100%
B) 95%
C) 90%
D) 80%
E) 70%
Answer: A) 100%
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