Quantcast
issue
Read articles, including Science News stories written for ages 9-14, on the SNK website.
ONE MICROBE'S POISON

The microbe known as strain GFAJ-1 grows when fed arsenic and deprived of phosphate, a crucial ingredient of life. Evidence suggests the bacterium is using arsenic as a building block for molecules, such as DNA, that normally require phosphate. Credit: Courtesy of Science/AAAS

Follow Us
blogs & columns
multimedia
Not to miss
bookshelf