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 55
Pagina 111
... derived " forms . ( This requires that we know how to tell primitive from derived forms , a problem treated in Chapter 7. ) Thus , for example , the murid rodents of Australia are mostly endemic genera that are structurally more ...
... derived " forms . ( This requires that we know how to tell primitive from derived forms , a problem treated in Chapter 7. ) Thus , for example , the murid rodents of Australia are mostly endemic genera that are structurally more ...
Pagina 152
... derived states than others is thus common ancestry , and the best guess of the true phy- logeny is this : species that share the highest number of derived char- acter states constitute monophyletic groups ( Figure 14 ) . It can be shown ...
... derived states than others is thus common ancestry , and the best guess of the true phy- logeny is this : species that share the highest number of derived char- acter states constitute monophyletic groups ( Figure 14 ) . It can be shown ...
Pagina 153
... derived . A peculiarly specialized adaptation is more often derived than ancestral ; the raptorial forelegs of mantids and the webbed feet of the platypus are specializations for ways of life that the ancestors of insects and mammals ...
... derived . A peculiarly specialized adaptation is more often derived than ancestral ; the raptorial forelegs of mantids and the webbed feet of the platypus are specializations for ways of life that the ancestors of insects and mammals ...
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