Which Statement Is TRUE of Methanogenic and Extremely Halophilic Archaea

question 84

Multiple Choice

Which statement is TRUE of methanogenic and extremely halophilic Archaea?

• A) The methanogens are obligate aerobes; the extreme halophiles are obligate anaerobes.
• B) The methanogens are obligate anaerobes; the extreme halophiles are mostly obligate aerobes.
• C) Both the methanogens and the extreme halophiles are obligate aerobes.
• D) Both the methanogens and the extreme halophiles are obligate anaerobes.

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