Quasispecies evolution of finite populations
- 1 April 1997
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review E
- Vol. 55 (4) , R3817-R3819
- https://doi.org/10.1103/physreve.55.r3817
Abstract
We analyze a differential stochastic model to study quasispecies evolution. Using a variational method we show that the apparently smooth equation naturally gives rise to intermittent behavior—punctuated evolution. We also show that a finite population puts severe constraints on the evolution modes, and that the role played by stochastic noise is emphasized by the random fitness landscape.Keywords
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