Multiple Choice
A bacterium capable of producing methane and water from carbon dioxide and hydrogen performs a type of metabolism called ________ and, given its sources of electrons, it is a ________.
A) methanogenesis; chemolithotroph
B) respiration; heterotroph
C) fermentation; chemoorganotroph
D) carbon fixation; phototroph
E) sulfur bacterium; chemolithotroph
Correct Answer:

Verified
Correct Answer:
Verified
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