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 55
... phenotype , and allele A is dominant . phenotype of the heterozygote is intermediate between that of the homozygotes . But if the enzyme produced by even a single A allele is active enough to convert all the substrate into pigment , AA ...
... phenotype , and allele A is dominant . phenotype of the heterozygote is intermediate between that of the homozygotes . But if the enzyme produced by even a single A allele is active enough to convert all the substrate into pigment , AA ...
Pagina 154
... phenotype and fitness ( Figure 3 ) . If the relationship is monotonic , so that an extreme phenotype is most fit , selection is DIRECTIONAL . If intermediate Frequency after selection Stabilizing Directional Phenotype Phenotype or ...
... phenotype and fitness ( Figure 3 ) . If the relationship is monotonic , so that an extreme phenotype is most fit , selection is DIRECTIONAL . If intermediate Frequency after selection Stabilizing Directional Phenotype Phenotype or ...
Pagina 199
... phenotype will tend to lower the correlation between the phenotypes of parents and offspring . Because of this relationship , it is possible to estimate heritability in the narrow sense ( henceforth referred to simply as " heritability ...
... phenotype will tend to lower the correlation between the phenotypes of parents and offspring . Because of this relationship , it is possible to estimate heritability in the narrow sense ( henceforth referred to simply as " heritability ...
Sommario
CONCEPTIONS AND MISCONCEPTIONS | 7 |
EVOLUTION SINCE THE SYNTHESIS | 13 |
ADAPTATION AND ENVIRONMENT | 19 |
Copyright | |
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adaptive adaptive radiation allele frequency allozyme Amer amino acid ancestor animals average behavior Biol biological birds bristle cells Chapter characters chromosome coefficient coevolution common competition copies correlation developmental differentiation distribution divergence Dobzhansky Drosophila melanogaster ecological effect environment environmental enzyme equilibrium evidence evolution evolutionary change evolved example extinction factors females Figure fitness fossil record function Futuyma gametes gene conversion gene family gene flow gene frequencies genetic drift genetic variation genome genotypes geographic heritability heterozygotes heterozygous homologous homozygotes homozygous host human hybrid inbreeding increase individual insects interactions Lewontin linkage disequilibrium loci locus males mammals mating mechanisms molecular morphological mutation natural selection neoteny nucleotide occur offspring organisms paedomorphosis pairs parasites pattern phenotypic phylogenetic phylogeny plants polymorphism predators prey proteins pseudogenes random recombination segments sexual similar speciation structure sympatric Syst theory tion traits transposable elements University Press variable variance vertebrates York