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 160
... equilibrium between input from mutation and loss by selec- tion . For example , the equilibrium frequency of a deleterious recessive allele is a = ( u / s ) , where s is the coefficient of selection against A'A ' ( Box C ) . If ...
... equilibrium between input from mutation and loss by selec- tion . For example , the equilibrium frequency of a deleterious recessive allele is a = ( u / s ) , where s is the coefficient of selection against A'A ' ( Box C ) . If ...
Pagina 171
... equilibrium at q S1 / ( S1 + S2 ) , but this is an unstable equilibrium ; if q exceeds this equilibrium value , S2q > sip so Aq > 0 , whereas if q is less than the equilib- rium value , Aq < 0. The stable equilibria are at q 0 ( where w ...
... equilibrium at q S1 / ( S1 + S2 ) , but this is an unstable equilibrium ; if q exceeds this equilibrium value , S2q > sip so Aq > 0 , whereas if q is less than the equilib- rium value , Aq < 0. The stable equilibria are at q 0 ( where w ...
Pagina 470
... equilibrium is attained generally increases with n or Ne , but it decreases with higher conversion rate ( even though any given sequence is farther from fixation at equilibrium ) . Recom- bination may either increase or decrease the ...
... equilibrium is attained generally increases with n or Ne , but it decreases with higher conversion rate ( even though any given sequence is farther from fixation at equilibrium ) . Recom- bination may either increase or decrease the ...
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