Arsenic: Toxic to People, Vital for Some Microbes

Byron Spice, Pittsburgh Post-Gazette

This on-line newspaper article introduces arsenic-breathing bacteria. The article briefly describes the history and uses of arsenic and then explains how these microbes may be responsible for arsenic contamination of water supplies.

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Subject: Biology:Ecology:Symbiotic Relations:Mutualism, Biology:Ecology:Metabolism, Biology:Biogeochemistry, Microbiology
Resource Type: Scientific Resources:Overview/Reference Work
Grade Level: General Public, High School (9-12)
Theme: Teach the Earth:Course Topics:Biogeoscience