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 80
Pagina 216
... loci and that the polymorphic loci have so many alleles ( 2-6 ) at such high frequencies that an average fly is likely to be heterozygous at about 12 per cent of its loci . If these loci are truly a random sample of the roughly 10,000 loci ...
... loci and that the polymorphic loci have so many alleles ( 2-6 ) at such high frequencies that an average fly is likely to be heterozygous at about 12 per cent of its loci . If these loci are truly a random sample of the roughly 10,000 loci ...
Pagina 334
... loci , the equilibrium gene frequency at each of these loci should be 0.5 . If the loci segregated independently ( which in reality they do not ) , the mean number of heterozygous loci per individual would be 5000. The variance ...
... loci , the equilibrium gene frequency at each of these loci should be 0.5 . If the loci segregated independently ( which in reality they do not ) , the mean number of heterozygous loci per individual would be 5000. The variance ...
Pagina 363
... LOCI Although single - locus theory is quite adequate for loci that do not interact strongly with the rest of the genome , it becomes increasingly insufficient as the number of interacting loci increases . Some indication of these ...
... LOCI Although single - locus theory is quite adequate for loci that do not interact strongly with the rest of the genome , it becomes increasingly insufficient as the number of interacting loci increases . Some indication of these ...
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