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 92
Pagina 29
... characteristics evolved because they were adaptive . Genetic drift can fix neutral or even maladaptive traits . Moreover the feature we are looking at may be irrelevant to the organism . We may be looking at the wrong aspect : redness ...
... characteristics evolved because they were adaptive . Genetic drift can fix neutral or even maladaptive traits . Moreover the feature we are looking at may be irrelevant to the organism . We may be looking at the wrong aspect : redness ...
Pagina 35
... characteristics should play an important role in evolution is implausible , for if the environmental conditions of the parents in one generation affect the characteristics of their offspring , the same should hold in the next generation ...
... characteristics should play an important role in evolution is implausible , for if the environmental conditions of the parents in one generation affect the characteristics of their offspring , the same should hold in the next generation ...
Pagina 205
... CHARACTERISTICS Geographic variation is displayed by almost all characteristics , includ- ing those most closely associated with a species ' ecological role and those which by evolution may result in speciation . Among ecological ...
... CHARACTERISTICS Geographic variation is displayed by almost all characteristics , includ- ing those most closely associated with a species ' ecological role and those which by evolution may result in speciation . Among ecological ...
Sommario
A Synopsis of Evolutionary Theory | 19 |
Heredity and Development | 33 |
The Ecological Context of Evolutionary Change | 51 |
Copyright | |
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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