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 96
... heterozygous condition , but that the majority of them are partially dominant , i.e. , they reduce fitness both in the heterozygous and homozygous state . VARIATION IN PROTEINS It was not possible to tell what fraction of loci were ...
... heterozygous condition , but that the majority of them are partially dominant , i.e. , they reduce fitness both in the heterozygous and homozygous state . VARIATION IN PROTEINS It was not possible to tell what fraction of loci were ...
Pagina 98
Douglas J. Futuyma. TABLE II Polymorphism and heterozygosity at 18 enzyme loci in Drosophila pseudoobscura Proportion of Population Number of loci polymorphic Proportion of loci polymorphic genome heterozygous per individual Strawberry ...
Douglas J. Futuyma. TABLE II Polymorphism and heterozygosity at 18 enzyme loci in Drosophila pseudoobscura Proportion of Population Number of loci polymorphic Proportion of loci polymorphic genome heterozygous per individual Strawberry ...
Pagina 163
... heterozygous superiority at a single locus is that of sickle - cell hemoglobin . Persons homozygous for Hbs suffer ... heterozygous advantage under malarial conditions in human populations . Apparent heterozygous advantage has been ...
... heterozygous superiority at a single locus is that of sickle - cell hemoglobin . Persons homozygous for Hbs suffer ... heterozygous advantage under malarial conditions in human populations . Apparent heterozygous advantage has been ...
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adaptive adaptive radiation allele frequency allozyme Amer amino acid ancestor animals average behavior biological birds bristle number caused cells Chapter characters chromosome cladistic coefficient coevolution competition copies correlated deleterious developmental differentiation distribution divergence Dobzhansky Drosophila melanogaster ecological effect environment environmental enzyme equilibrium evidence evolutionary change evolved example extinction rate factors favor females Figure fitness fossil record function Futuyma gametes gene conversion gene flow gene frequencies genetic drift genetic variation genome genotypes geographic groups habitats heritability heterozygotes heterozygous higher taxa homozygotes homozygous host human hybrid inbreeding increase individual insects interactions Lewontin linkage disequilibrium loci locus males mammals mating mechanisms molecular morphological mutation natural selection nucleotide occur offspring organisms pairs parasites pattern phenotype phylogenetic phylogeny plants polymorphism predators prey proteins pseudogenes random recombination relative reproductive isolation sequence sexual similar speciation structure survival sympatric taxon theory tion trait transposable elements variable variance