Tuesday, February 01, 2005

Water, an elixir or nuisance?

"Water is a serious nuisance," Benner says: because of its reactivity, "the human genome survives only because it is constantly being repaired."

...But does life depend on water? Or could it be that Earth life has evolved to suit its watery home? Anything we might recognize as life probably needs a liquid solvent to transport molecules and bring them together. But who says the solvent must be water?...

The article is about solvents for biological molecules. Titan, Saturn's moon, is the place of study.
Titanic life may bloom without water