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 = $ 1 / ( S1 + S2 ) , but this is an unstable equilibrium ; if q exceeds this equilibrium value , $ 2q > sip so Aq > 0 , whereas if q is less than the equilib- rium value , Aq < 0. The stable equilibria are at q 0 ...
... equilibrium at q = $ 1 / ( S1 + S2 ) , but this is an unstable equilibrium ; if q exceeds this equilibrium value , $ 2q > sip so Aq > 0 , whereas if q is less than the equilib- rium value , Aq < 0. The stable equilibria are at q 0 ...
Pagina 470
... equilibrium is attained generally increases with n or Ne , but it decreases with higher conversion rate λ ( 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 λ ( even though any given sequence is farther from fixation at equilibrium ) . Recom- bination may either increase or decrease the ...
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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