Evolution is a behavior that emerges in any system that has:
Evolutionary systems often generate unexpected solutions. Nature selects for good enough.
- What systems (beside biology) exhibit evolutionary behavior? Remember, evolution is a behavior in any system with mutation, heredity, selection.
- What happens to an evolutionary system when you remove mutation? Heredity? Selection?
- Do you see a system with one of these properties? How can you introduce the other two?
Resources: Evolutionary Systems on Wikipedia.
Also: provoking emergence.