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methanogen
(redirected from Methanogens)

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methanogen /meth·a·no·gen/ (meth´ah-nah-jen″) an anaerobic microorganism that grows in the presence of carbon dioxide and produces methane gas. Methanogens are found in the stomach of cows, in swamp mud, and in other environments in which oxygen is not present.
meth·an·o·gen (m-thn-jn, -jn)
n.
Any of various anaerobic methane-producing bacteria belonging to the family Methanobacteriaceae.
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Billions of years ago, methane-producing bacteria called methanogens thrived in nickel-rich seas.
Drop in oceanic nickel may have set stage for atmospheric oxygen: ... by Barazesh, Solmaz / Science News
Now, scientists hope to use methanogens to create microbial fuel cells, which is where Logan's team found Methanobacterium palustre, the electricity-drinking, methane-emitting archea, clustered around the cathode.
New electrical device can turn CO2 into biofuel by Asian News International
The enormous quantities of methane these methanogens produced almost certainly prevented the build up of oxygen in the air.
Metal magic: Nickel kick-started evolution by AFP / AFP Global Edition
 
 
 
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