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Biological fitness

LC control no.sh2010001786
Topical headingBiological fitness
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Variant(s)Darwinian fitness
Fitness, Biological
Fitness, Darwinian
See alsoNatural selection
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Adaptation (Biology)
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Evolution (Biology)
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Found inWork cat.: Zelano, B. Non-random mating and fitness benefits associated with individual heterozygosity in European starlings, 2009.
McGraw-Hill dict. of scientific and technical terms, c2003 (fitness GEN A measure of reproductive success for a genotype, based on the average number of surviving progeny of this genotype as compared to the average number of other, competing genotypes)
The Wordsworth dict. of science & technology, 1995 (fitness (Ecol.): 1. In natural history, the degree to which an organism is adapted to its environment and can therefore survive the struggle for existence. 2. In evolutionary ecology, the extent to which an individual passes on its genes to the next generation; fitness, Darwinian (Biol.))
Henderson's dict. of biological terms, 2000 (fitness: the fitness of an individual is defined as the relative contribution of its genotype to the next generation relative to the contributions of other genotypes; Its fitness is determined by the number of offspring it manages to produce and rear successfully; alt.: Darwinian fitness)
Wikipedia, Feb. 1, 2010: Fitness (biology) (Fitness (often denoted w in population genetics models) is a central idea in evolutionary theory)
The American heritage dict. of the English language, c2000 (fitness 3. Biology: The extent to which an organism is adapted to or able to produce offspring in a particular environment)