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 = V ) . 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 = V ) . 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 adaptive advantageous alleles alterations ancestor animals appear arise associated average become behavior biological birds body bristle cause cent Chapter character characteristics chromosome common complex consists depends derived determined developmental differentiation direction Discuss distribution diversity dominant drift Drosophila ecological effect environment environmental enzyme equilibrium evidence evolution evolutionary evolved example exist extinction factors Figure fitness fossil function gene flow gene frequency genetic genetic variation genotypes geographic greater growth heterozygotes higher highly human hybrid important increase individuals insects instances interactions isolated kinds less loci locus major males mating mean mechanisms mutation natural selection occur offspring organisms origin patterns phenotypic plants Pleistocene polymorphic population possible predators present probability produce recombination relative reproduction response sexual similar single speciation species structure theory tion variance vary