Romansh: What we need for evolution ... > >

• A system that replicates. >
• Variation within the replication. >
• An environment that selects (at least slightly) for a particular replication. >

> > If we have this as our basis, then to get a complex system we need a long time and perhaps a variety of environments.-But first you have to have a system that replicates with almost perfect accuracy, and so far it is not described, and how it is formed is not understood. Yet it happened.