Which of the following may be used by prokaryotes, under anaerobic conditions, as terminal electron acceptors?
A) nitrate
B) nitrite
C) sulfate
D) carbon dioxide
E) All of the choices are correct.
Correct Answer:
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A) are the chief suppliers of fixed
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A) an important constituent of carbohydrates
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Q36: Nitrifiers
A) are obligate anaerobes.
B) are chemolithotrophs.
C) convert
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