Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Speciation in multidimensional evolutionary space.

A Vukics1, J Asbóth, G Meszéna

  • 1Department of Nonlinear and Quantum Optics, Institute for Solid State Physics and Optics, Hungarian Academy of Sciences, P.O. Box 49, H-1525 Budapest, Hungary.

Physical Review. E, Statistical, Nonlinear, and Soft Matter Physics
|December 20, 2003
PubMed
Summary

Computer simulations reveal that evolutionary branching, a form of adaptive speciation, predominantly occurs in two directions. This asexual speciation process was observed under Lotka-Volterra competition with stochastic mutation.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

The gauge-invariant Lagrangian, the Power-Zienau-Woolley picture, and the choices of field momenta in nonrelativistic quantum electrodynamics.

Scientific reports·2021
Same author

Investigations of the polarity of the photo-induced electrical signal of chloroplast suspensions.

Photosynthesis research·2014
Same author

Electrodichroism of purple membrane: ionic strength dependence.

Biophysical journal·2009
Same author

Emergence of asymmetry in evolution.

Theoretical population biology·2006
Same author

Adaptive dynamics: the continuity argument.

Journal of evolutionary biology·2005
Same author

Transitions in the horizontal transport of vertically vibrated granular layers.

Physical review. E, Statistical physics, plasmas, fluids, and related interdisciplinary topics·2002

Area of Science:

  • Evolutionary biology
  • Theoretical ecology
  • Computational simulation

Background:

  • Adaptive dynamics theory explains how populations evolve in response to ecological feedback.
  • Speciation, the formation of new species, is a key process in evolutionary biology.
  • Understanding the mechanisms of asexual speciation is crucial for evolutionary studies.

Purpose of the Study:

  • To investigate evolutionary branching in a two-dimensional phenotype space using computer simulations.
  • To analyze the conditions and outcomes of asexual adaptive speciation.
  • To determine the predominant branching patterns in evolutionary dynamics.

Main Methods:

  • Computer simulations of adaptive dynamics.
  • Modeling Lotka-Volterra type competition with a stochastic mutation process.

Related Experiment Videos

  • Analysis of evolutionary branching at singular points in a two-dimensional phenotype space.

    • Main Results:

    • Evolutionary branching, an asexual analog of adaptive speciation, was observed under specific parameters.
    • Branching from singular points can occur in two or three directions, with further branching possible.
    • The probability of three-branching was analyzed as a function of various parameters.

    Conclusions:

    • Two-way branching is the predominant mode of adaptive speciation in this model.
    • The study provides insights into the mechanisms and patterns of asexual speciation.
    • Simulation results contribute to the understanding of evolutionary diversification processes.