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. |
Dall'interno del libro
Risultati 1-3 di 94
Pagina 131
... frequency 1.0 Gene frequency B C ( A ) Probability distribution of allele frequencies between 0 and 1 under genetic drift when the initial allele frequency is 0.5 . ( B ) Same , with initial allele frequency 0.1 . N is the effective ...
... frequency 1.0 Gene frequency B C ( A ) Probability distribution of allele frequencies between 0 and 1 under genetic drift when the initial allele frequency is 0.5 . ( B ) Same , with initial allele frequency 0.1 . N is the effective ...
Pagina 138
Douglas J. Futuyma. D Gene Flow of Neutral Alleles - Suppose , following the continent - island model , that in ... frequency of allele A ' is q in the local population and qm among the immigrants . Let qo be the allele frequency in ...
Douglas J. Futuyma. D Gene Flow of Neutral Alleles - Suppose , following the continent - island model , that in ... frequency of allele A ' is q in the local population and qm among the immigrants . Let qo be the allele frequency in ...
Pagina 173
... genetic drift has the upper hand if 4Nes << 1. A weakly selected allele ( s small ) is primarily affected by selection if the population is large , 1 A Probability No = 1 / 40u 1 0 Gene Natural Selection and Gene Frequencies 173.
... genetic drift has the upper hand if 4Nes << 1. A weakly selected allele ( s small ) is primarily affected by selection if the population is large , 1 A Probability No = 1 / 40u 1 0 Gene Natural Selection and Gene Frequencies 173.
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