RM
Methanococcoides extremophile archaeon
Cold-loving archaeon. Coloured transmission electron micrograph (TEM) of a section through the archaeon Methanococcoides burtonii. The cell wall appears dark, while the granular cell contents includes scattered genetic material. This psychrophilic (cold-loving) bacteria was discovered in 1992 in Ace Lake, Antarctica, and can survive in temperatures as low as -2.5 degrees Celsius. As a methanogenic microbe, it is able to form methane from carbon dioxide and hydrogen. Magnification: x64,000 at 6x7cm size.
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