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sulfur bacteria

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plural noun
several species of bacteria, especially of the genera Beggiatoa and Thiobacillus, that have the ability to utilize sulfur or inorganic sulfur compounds as an energy source.
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Origin of sulfur bacteria

First recorded in 1900–05
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

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