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Evolution through Genetic Exchange
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Evolution through Genetic Exchange

Michael L. Arnold

Abstract

Even before the publication of Darwin's Origin of Species, the perception of evolutionary change has been a tree-like pattern of diversification — with divergent branches spreading further and further from the trunk. In the only illustration of Darwin's treatise, branches large and small never reconnect. However, it is now evident that this view does not adequately encompass the richness of evolutionary pattern and process. Instead, the evolution of species from microbes to mammals builds like a web that crosses and re-crosses through genetic exchange, even as it grows outward from a point of ... More

Keywords: evolution, genetic exchange, Darwin, Origin of Species, evolutionary change, diversification, microbes, mammals, sexual recombination, lateral gene transfer

Bibliographic Information

Print publication date: 2007 Print ISBN-13: 9780199229031
Published to Oxford Scholarship Online: April 2010 DOI:10.1093/acprof:oso/9780199229031.001.0001

Authors

Affiliations are at time of print publication.

Michael L. Arnold, author
Department of Genetics, University of Georgia, USA