5 Questions
Which bacterial species do not ferment lactose or produce hydrogen sulfide gas, resulting in colorless colonies?
Shigella
Which culture media is commonly used for the isolation of Salmonella to produce green colonies with black centers?
Hektoen Enteric Agar
Which bacterial species is characterized by the absence of motility and the presence of a polysaccharide capsule, giving colonies a glistening, mucoid character?
Klebsiella
Which test is commonly used for the identification of members of the Enterobacteriaceae family?
Triple Sugar Iron (TSI) Agar Test
Which bacterium ferments lactose rapidly and produces indole, allowing for easy differentiation from other species?
Escherichia coli
Test your knowledge on the classification of Enterobacteriaceae, a diverse family of Gram-negative, fermentative, enteric bacilli bacteria commonly found in the intestinal tract of humans and animals. Learn about genus and species designations based on phenotypic characteristics and patterns of carbohydrate fermentation.
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