Evolutionary BiologyOxford University Press, Incorporated, 1979 - 565 pagine Futuyma (ecology and evolution, SUNY Stony Brook) covers such subject areas as phylogeny, paleobiology, genetic mechanisms of change and speciation, character evolution, the theory of processes and macroevolution, and new molecular perspectives. Numerous line drawings, charts, diagrams, and maps are provided. Annotation copyrighted by Book News, Inc., Portland, OR |
Dall'interno del libro
Risultati 1-3 di 39
Pagina 358
... linkage disequilibrium ) at all . Lewontin and Kojima show that there is permanent linkage disequili- brium if the loci are sufficiently tightly linked , if R ≤ € / 4d . Thus the relation between the recombination rate R and the degree ...
... linkage disequilibrium ) at all . Lewontin and Kojima show that there is permanent linkage disequili- brium if the loci are sufficiently tightly linked , if R ≤ € / 4d . Thus the relation between the recombination rate R and the degree ...
Pagina 361
... linkage disequilibrium with D < 0 before directional selection is imposed , but the new selection regime favors a composition with D > 0 , tight linkage between loci at first slows the response to selection , but then ( when D passes ...
... linkage disequilibrium with D < 0 before directional selection is imposed , but the new selection regime favors a composition with D > 0 , tight linkage between loci at first slows the response to selection , but then ( when D passes ...
Pagina 384
... linkage is responsible . If linkage is responsible , correlated responses should be less pro- nounced if selection is weak , because weak selection allows recombi- nation to form advantageous combinations of alleles at both the loci ...
... linkage is responsible . If linkage is responsible , correlated responses should be less pro- nounced if selection is weak , because weak selection allows recombi- nation to form advantageous combinations of alleles at both the loci ...
Sommario
A Synopsis of Evolutionary Theory | 19 |
Heredity and Development | 33 |
The Ecological Context of Evolutionary Change | 51 |
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AA AA AA adaptive adaptive radiation advantageous alleles ancestor arise artificial selection average become behavior biological birds bristle number cent Chapter character characteristics chromosome coefficient complex correlated deleterious depends developmental differentiation distribution diversity Dobzhansky dominant Drosophila ecological effect environment environmental enzyme epistasis epistatic equilibrium evidence evolutionary change evolved example extinction factors females Figure fitness flies fossil record function gametes gene flow gene frequency genetic change genetic drift genetic variation genome genotypes geographic habitats heterozygotes heterozygous homozygotes homozygous host human hybrid inbreeding increase individuals insects interactions less Lewontin linkage disequilibrium loci locus major males mammals mating Mayr mechanisms morphological mutation rates natural selection niche number of species occur offspring organisms overdominance patterns phenotypic phylogenetic plants pollen polymorphic population predators probability protein random rate of evolution recombination reproductive isolation response sexual similar single speciation structure survival sympatric theory tion traits variance vary