Evolutionary BiologySinauer Associates, 1986 - 600 pagine Covers the genetic, developmental, and ecological mechanisms of evolutionary change, the major features of evolutionary history as revealed by phylogenetic and paleontological studies, and material on adaptation, molecular evolution, co-evolution, and human evolution. |
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Pagina 72
Douglas J. Futuyma. RATES OF MUTATION Mutation rates are typically scored by the frequency with which a new mutant arises among the progeny in a population ( often a laboratory population ) of nonmutant individuals . Hence they are ...
Douglas J. Futuyma. RATES OF MUTATION Mutation rates are typically scored by the frequency with which a new mutant arises among the progeny in a population ( often a laboratory population ) of nonmutant individuals . Hence they are ...
Pagina 133
... rate of gene frequency change due to mutation alone is likely to be low , because the mutation rate at a locus is likely to be about u = 10 " or 10 per gamete per generation ( see Chapter 3 ) . If we assume that allele A ( with frequency ...
... rate of gene frequency change due to mutation alone is likely to be low , because the mutation rate at a locus is likely to be about u = 10 " or 10 per gamete per generation ( see Chapter 3 ) . If we assume that allele A ( with frequency ...
Pagina 259
... mutation ( or enters by gene flow ) , it will increase in frequency . Williams therefore argued that group selection ... rates have evolved toward an optimum level . The mutation rate will be affected by any gene that influences DNA ...
... mutation ( or enters by gene flow ) , it will increase in frequency . Williams therefore argued that group selection ... rates have evolved toward an optimum level . The mutation rate will be affected by any gene that influences DNA ...
Sommario
CONCEPTIONS AND MISCONCEPTIONS | 7 |
EVOLUTION SINCE THE SYNTHESIS | 13 |
ADAPTATION AND ENVIRONMENT | 19 |
Copyright | |
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adaptive adaptive radiation allele frequency amino acid ancestor average behavior biological birds bristle cells Chapter characters chromosome coefficient coevolution common competition copies correlated deleterious developmental differentiation distribution divergence Drosophila melanogaster ecological effect environment environmental enzyme equilibrium evidence evolution evolutionary change evolved example factors favor females Figure fitness fossil record function Futuyma gametes gene conversion gene family gene flow gene frequencies genetic drift genetic variation genome genotypes geographic groups heritability heterozygotes heterozygous higher taxa homologous homozygotes homozygous host human hybrid inbreeding increase individual insects interactions Lewontin linkage disequilibrium loci locus males mammals mating mean mechanisms molecular morphological mutation natural selection neoteny nucleotide occur offspring organisms pairs parasites pattern phenotypic phylogenetic phylogeny plants polymorphism population predators prey proteins pseudogenes random recombination related species relative reproductive isolation segments sexual similar speciation structure survival sympatric theory tion traits transposable elements variable variance vertebrates