How Natural Selection Affects Phylogeny Reconstruction with Maximum Parsimony
Author Information
Author(s): Hang Dehua, Torng Eric, Ofria Charles, Schmidt Thomas M
Primary Institution: Michigan State University
Hypothesis
What is the effect of natural selection on the performance of a phylogeny reconstruction technique such as maximum parsimony?
Conclusion
Natural selection can significantly improve the performance of maximum parsimony in reconstructing phylogenies from biological data.
Supporting Evidence
- Natural selection improves maximum parsimony's reconstruction accuracy under certain conditions.
- The performance of maximum parsimony is better on data generated with natural selection compared to data generated without it.
- ASRV is a more important factor than non-uniform character substitutions in improving reconstruction accuracy.
Takeaway
This study shows that when organisms evolve under natural selection, it helps scientists better understand their family trees.
Methodology
The study used the Avida digital evolution platform to generate sequences that evolved under natural selection and compared them to sequences generated by computer simulations.
Limitations
The genome length of Avida organisms is less complex than that of most biological organisms, and the specific chemistry of Avida organisms differs from natural organisms.
Digital Object Identifier (DOI)
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