Wealth of unsuspected new microbes expands tree of life

Posted by on April 11, 2016 4:47 pm
Categories: Science

Scientists have dramatically expanded the tree of life, which depicts the variety and evolution of life on Earth, to account for thousands of new microscopic life forms discovered over the past 15 years. The expanded view finally gives bacteria and Archaea their due, showing that about two-thirds of all diversity on Earth is bacterial — half bacteria that cannot be isolated and grown in the lab — while nearly one-third is Archaeal.

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