You Have Isolated a Bacterium That Grows in a Medium

question 13

Multiple Choice

You have isolated a bacterium that grows in a medium containing only inorganic nutrients. Ammonia is oxidized to a nitrate ion. This bacterium is

• A) gram-negative.
• B) using anaerobic respiration.
• C) a chemoautotroph.
• D) a photoheterotroph.
• E) a photoautotroph.

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Definitions:

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