It could never be found until recently, in a fish tank a few floors below Radboud University's microbiology department: one single organism able to perform the complete process of nitrification. (sciencedaily.com)
If scienties found a single organism or cell on another planet they would proclaim WE HAVE FOUND LIFE. (religion.blogs.cnn.com)
«The Earth itself is alive,» it declares, echoing the «Gaia» hypothesis that Earth is in effect a single organism deserving of the name of a goddess, here «Mother Earth,» a name deliberately chosen for such symbolism. (firstthings.com)