Evolution of complexity in RNA-like replicator systems
2008

Evolution of Complexity in RNA-like Replicator Systems

publication Evidence: moderate

Author Information

Author(s): Takeuchi Nobuto, Hogeweg Paulien

Primary Institution: Utrecht University

Hypothesis

How does the interdependence of information and organization contribute to the evolution of complexity in RNA-like replicator systems?

Conclusion

The study shows that complex ecological organization can evolve in a simple RNA-like replicator system, where parasitic replicators actually promote the evolution of diversity.

Supporting Evidence

  • Parasitic replicators promote the evolution of diversity in the replicator system.
  • Smaller mutation rates allow for the evolution of complex ecological organization.
  • The system shows extreme persistence as long as the initial population survives.

Takeaway

This study is about how simple RNA-like molecules can evolve into complex systems, and it shows that sometimes, parasites can help these systems become more diverse instead of destroying them.

Methodology

The study used a spatially extended, individual-based Monte Carlo simulation model to investigate the evolution of complexity in a simulated RNA-like replicator system.

Limitations

The model assumes unrealistic chemical interactions and does not address the origin of replication.

Digital Object Identifier (DOI)

10.1186/1745-6150-3-11

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication