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 19
Pagina 96
... Pleistocene is attributable to prehistoric overkill by early human populations . As we have seen , the idea that the extinction of major groups followed from competition with " superior " forms that then replaced them is prevalent ...
... Pleistocene is attributable to prehistoric overkill by early human populations . As we have seen , the idea that the extinction of major groups followed from competition with " superior " forms that then replaced them is prevalent ...
Pagina 117
... Pleistocene climatic events returns us to a persistent problem . Is biotic diversity at equilibrium , or are species still expanding their ranges from glacial refuges , so that the current composition of communities is still affected by ...
... Pleistocene climatic events returns us to a persistent problem . Is biotic diversity at equilibrium , or are species still expanding their ranges from glacial refuges , so that the current composition of communities is still affected by ...
Pagina 424
... Pleistocene glaciations have had at least 20,000 years , and perhaps almost a half million years , in which to diverge ( Chapter 5 ) . Haldane ( 1957 ) believed that species of vertebrates might differ at a minimum of 1000 loci ; under ...
... Pleistocene glaciations have had at least 20,000 years , and perhaps almost a half million years , in which to diverge ( Chapter 5 ) . Haldane ( 1957 ) believed that species of vertebrates might differ at a minimum of 1000 loci ; under ...
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