Which Bacterium Shows a Characteristic Metallic Green Sheen When Grown

question 63

Multiple Choice

Which bacterium shows a characteristic metallic green sheen when grown on eosin-methylene blue (EMB) agar?

• A) Escherichia coli
• B) Salmonella enterica
• C) Staphylococcus aureus
• D) Streptococcus pyogenes

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Definitions:

British Aristocrats

Members of the highest social class in the United Kingdom, traditionally holding hereditary titles and often possessing considerable wealth and influence.

English Monarchy

A system of government in the United Kingdom and its predecessor states where a monarch (king or queen) is the head of state.

William Penn

An English Quaker leader and founder of the Province of Pennsylvania, the British North American colony that became the U.S. state of Pennsylvania.

Pennsylvania

A state located in the northeastern U.S., known for its diverse landscapes, rich history, and significant contributions to American politics, economy, and culture.