Evolutionary BiologyCovers 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
For example , the equilibrium frequency of a deleterious recessive allele is Q = (
u / s ) " , where s is the coefficient of selection against A ' A ' ( Box C ) . If selection
is weak , the allele will be rather common ; if strong , rare . For example , if u ...
For example , the equilibrium frequency of a deleterious recessive allele is Q = (
u / s ) " , where s is the coefficient of selection against A ' A ' ( Box C ) . If selection
is weak , the allele will be rather common ; if strong , rare . For example , if u ...
Pagina 171
The stable equilibria are at q = 0 ( where w = 1 + sı ) and at q = 1 ( where w = 1 +
$ 2 ) . ... However , the average fitness will be higher at one monomorphic
equilibrium than the other if sı + S2 ; yet the allele frequency need not arrive at
the ...
The stable equilibria are at q = 0 ( where w = 1 + sı ) and at q = 1 ( where w = 1 +
$ 2 ) . ... However , the average fitness will be higher at one monomorphic
equilibrium than the other if sı + S2 ; yet the allele frequency need not arrive at
the ...
Pagina 470
By these same lines of reasoning , it can be shown that the rate at which
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 ...
By these same lines of reasoning , it can be shown that the rate at which
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 ...
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Sommario
CONCEPTIONS AND MISCONCEPTIONS | 7 |
Chapter | 18 |
THE EFFECT OF DENSITY | 24 |
Copyright | |
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Parole e frasi comuni
adaptive advantage allele frequency America animals appear arise average become behavior biological birds caused Chapter characteristics characters chromosomes common competition condition correlated depends derived determined differentiated direct distribution diversity Drosophila ecological effect environment enzyme equilibrium evidence evolution evolutionary evolved example exist extinction factors families favor females Figure fitness fossil function gene gene flow genetic drift genotypes geographic greater groups growth heterozygotes higher human hybrid important increase individual interactions isolation less linkage loci locus lower major males mammals mating mean mechanisms morphological mutation natural selection occur offspring organisms origin pairs pattern phenotype plants Pleistocene polymorphic population possible predators present probability recombination reduced region relative represent reproductive response sequence similar single sometimes speciation species structure taxa term theory tion trait usually variance variation vary
Informazioni bibliografiche
| Titolo | Evolutionary Biology |
| Autore | Douglas J. Futuyma |
| Edizione | 2, illustrata |
| Editore | Sinauer Associates, 1986 |
| Provenienza dell'originale | la University of Michigan |
| Digitalizzato | 27 gen 2010 |
| ISBN | 0878931880, 9780878931880 |
| Lunghezza | 600 pagine |
| Esporta citazione | BiBTeX EndNote RefMan |