1 .		A selective culture medium differs from a differential culture medium because
2 .		Antibiotic sensitivity of a clinical isolate is tested by the
3 .		EMB agar is a medium that is
4 .		A specific gene sequence characteristic of a microbial pathogen can be identified in a clinical specimen by using a
5 .		Which of the following represents the greatest potential source of pathogens in municipal sewage?
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