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
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Pagina 219
... heterozygotes are more common relative to homozygotes than expected . For example , there is an excess of heterozygotes for sickle - cell hemoglobin in West African human pop- ulations . In the bluegill sunfish ( Lepomis macrochirus ) ...
... heterozygotes are more common relative to homozygotes than expected . For example , there is an excess of heterozygotes for sickle - cell hemoglobin in West African human pop- ulations . In the bluegill sunfish ( Lepomis macrochirus ) ...
Pagina 322
... heterozygotes are better buffered against the delete- rious impact of different environmental conditions than homozygotes so that they maintain higher average fitness in a heterogeneous envi- ronment . Illustrating this point ...
... heterozygotes are better buffered against the delete- rious impact of different environmental conditions than homozygotes so that they maintain higher average fitness in a heterogeneous envi- ronment . Illustrating this point ...
Pagina 354
... heterozygotes Foreign 342 Extrapopulation Home 466 Foreign 442 1 heterozygotes ( After Thoday 1955 ) 1 Intrapopulation heterozygotes were heterozygous for two chromosomes taken from the same laboratory population ; extrapopulation ...
... heterozygotes Foreign 342 Extrapopulation Home 466 Foreign 442 1 heterozygotes ( After Thoday 1955 ) 1 Intrapopulation heterozygotes were heterozygous for two chromosomes taken from the same laboratory population ; extrapopulation ...
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