Tiny ocean organisms are big vitamin B12 producers

Photograph of ocean floor with coral reefs.New research lead by Biology Professors Andrew Doxey and Josh Neufeld has determined that Thaumarchaeota are likely responsible for much of the world’s vitamin B12 production in the oceans, with implications for the global carbon cycle and climate change.

This group from the Archaea domain has never before been associated with vitamin B12 synthesis.

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