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Darwin and Huxley revisited: the origin of allometry

Charles F Stevens

Author Affiliations

The Salk Institute, 10010 North Torrey Pines Road, La Jolla, CA 92037, USA

Journal of Biology 2009, 8:14  doi:10.1186/jbiol119

Published: 23 February 2009


The relative sizes of parts of an organism frequently depend on the absolute size of the individual, a relationship that is generally described by power laws. I show here that these power laws are a consequence of the way evolution operates.