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In Marine Sediments, CO₂ Is Reduced to CH₄ by

Question 20

Multiple Choice

In marine sediments, CO₂ is reduced to CH₄ by

A) bacteria containing proteorhodopsin.
B) oxygenic cyanobacteria.
C) methanotrophic archaea.
D) methanogenic archaea.
E) nonpurple sulfur bacteria.

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