Arsenic: Toxic to People, Vital for Some Microbes
http://www.post-gazette.com/healthscience/20030519arsenic0519p2.asp

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.

This resource is referenced here:
Subject: Biology:Ecology:Metabolism, Biology:Biogeochemistry, Microbiology, Ecology:Symbiotic Relations:Mutualism
Resource Type: Scientific Resources:Overview/Reference Work
Grade Level: General Public, High School (9-12)
Topics: Biosphere:Ecology:Metabolism, Habitats:Freshwater, Biosphere:Microbiology, Ecology:Abiotic Relations, Biosphere:Biogeochemistry