<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">de Duve, Christian</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Chance and necessity revisited.</style></title><secondary-title><style face="normal" font="default" size="100%">Cell Mol Life Sci</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">environment</style></keyword><keyword><style  face="normal" font="default" size="100%">Evolution, Molecular</style></keyword><keyword><style  face="normal" font="default" size="100%">Humans</style></keyword><keyword><style  face="normal" font="default" size="100%">Origin of Life</style></keyword><keyword><style  face="normal" font="default" size="100%">probability</style></keyword><keyword><style  face="normal" font="default" size="100%">Rna</style></keyword><keyword><style  face="normal" font="default" size="100%">Selection, Genetic</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">2007</style></year><pub-dates><date><style  face="normal" font="default" size="100%">2007 Dec</style></date></pub-dates></dates><volume><style face="normal" font="default" size="100%">64</style></volume><language><style face="normal" font="default" size="100%">eng</style></language><issue><style face="normal" font="default" size="100%">24</style></issue></record></records></xml>