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 76
Pagina 330
... fitness surface in ( C ) which can be rendered as the " topographic map " in ( D ) . Here the curves represent gene frequency values of equal fitness . There is a peak at H , toward which the population moves by natural selection ...
... fitness surface in ( C ) which can be rendered as the " topographic map " in ( D ) . Here the curves represent gene frequency values of equal fitness . There is a peak at H , toward which the population moves by natural selection ...
Pagina 356
... fitness equals the additive genetic variance in fitness ( dw / dt VA ) . As long as additive genetic variance exists for a character like viability , the mean viability will continue to evolve toward a higher level . But by the time we ...
... fitness equals the additive genetic variance in fitness ( dw / dt VA ) . As long as additive genetic variance exists for a character like viability , the mean viability will continue to evolve toward a higher level . But by the time we ...
Pagina 364
... fitness , but by the fitness conferred by the whole chromosome in which it usually resides . Another striking feature of these results was that two loci may be so far apart on the chromosome that by two - locus theory they should be in ...
... fitness , but by the fitness conferred by the whole chromosome in which it usually resides . Another striking feature of these results was that two loci may be so far apart on the chromosome that by two - locus theory they should be in ...
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