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 |
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Pagina 117
... equilibrium should therefore be reached rapidly , although the equilibrium itself changes as environ- ments change ( Figure 6 ) . Still it is not certain whether this equilibrium has actually been attained . SPATIAL PATTERNS OF SPECIES ...
... equilibrium should therefore be reached rapidly , although the equilibrium itself changes as environ- ments change ( Figure 6 ) . Still it is not certain whether this equilibrium has actually been attained . SPATIAL PATTERNS OF SPECIES ...
Pagina 241
... EQUILIBRIUM ; and since the concept of a stable equilibrium recurs , I pause here to define the term . An equilibrium value of some system is one from which the system will not move unless acted on by external factors ( Figure 8 ) . A ...
... EQUILIBRIUM ; and since the concept of a stable equilibrium recurs , I pause here to define the term . An equilibrium value of some system is one from which the system will not move unless acted on by external factors ( Figure 8 ) . A ...
Pagina 242
... equilibrium , but the slightest disturbance will move it to a new position , so the cue tip is an UNSTABLE EQUILIBRIUM point to which the ball will not return . Some genetic equilibria are unstable . Conversely a ball in a perfectly ...
... equilibrium , but the slightest disturbance will move it to a new position , so the cue tip is an UNSTABLE EQUILIBRIUM point to which the ball will not return . Some genetic equilibria are unstable . Conversely a ball in a perfectly ...
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 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