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 83
Pagina 426
... speciation in this case is perhaps aberrant , since it is probably due to adaptation to genetic change in an intracellular symbiont that renders hybrids sterile . The pace of speciation , then , as of evolutionary change in general ...
... speciation in this case is perhaps aberrant , since it is probably due to adaptation to genetic change in an intracellular symbiont that renders hybrids sterile . The pace of speciation , then , as of evolutionary change in general ...
Pagina 430
... speciation has been accomplished in a few thousand generations , or even far less . It is during the process of speciation that shifts in ecological role are often accomplished , especially when novel ecological opportunities are ...
... speciation has been accomplished in a few thousand generations , or even far less . It is during the process of speciation that shifts in ecological role are often accomplished , especially when novel ecological opportunities are ...
Pagina 432
... speciation lead to adaptive breakthroughs , to quantum evo- lution , with any great frequency ? The contrasts between speciation on islands and on continents may be informative . Is the potential for quan- tum evolution limited more by ...
... speciation lead to adaptive breakthroughs , to quantum evo- lution , with any great frequency ? The contrasts between speciation on islands and on continents may be informative . Is the potential for quan- tum evolution limited more by ...
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