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 87
Pagina 153
... evidence . The frog Ascaphus truei has functionless tail muscles but no real tail , evidence that frogs are derived from tailed ancestors and that Ascaphus branched off early in the evolution of frogs . Nevertheless developmental ...
... evidence . The frog Ascaphus truei has functionless tail muscles but no real tail , evidence that frogs are derived from tailed ancestors and that Ascaphus branched off early in the evolution of frogs . Nevertheless developmental ...
Pagina 339
... evidence that the enzyme loci studied , rather than linked genes , are responding directly to the environment . The same objection applies to cases in which allozyme gene frequencies show regular clinal patterns of variation . In some ...
... evidence that the enzyme loci studied , rather than linked genes , are responding directly to the environment . The same objection applies to cases in which allozyme gene frequencies show regular clinal patterns of variation . In some ...
Pagina 488
... evidence of genetic homology ; but how do we know that this phenomenon is " entirely cultural " ? And if this phenomenon is entirely cultural , why may not other " adaptive " behaviors , such as sex roles , also be entirely cultural ...
... evidence of genetic homology ; but how do we know that this phenomenon is " entirely cultural " ? And if this phenomenon is entirely cultural , why may not other " adaptive " behaviors , such as sex roles , also be entirely cultural ...
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 alterations ancestor arise artificial selection average become behavior biological birds bristle number cent Chapter character characteristics chromosome coefficient 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 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