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 77
Pagina 100
... equilibrium diversity . Many authors believe that diversity - dependent factors rather closely regulate the diversity of species in communities , so that most communities at most times are at an equilibrium diversity . In this view ...
... equilibrium diversity . Many authors believe that diversity - dependent factors rather closely regulate the diversity of species in communities , so that most communities at most times are at an equilibrium diversity . In this view ...
Pagina 117
... equilibrium should therefore be reached rapidly , although the equilibrium itself changes as environments 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 environments change ( Figure 6 ) . Still it is not certain whether this equilibrium has actually been attained . SPATIAL PATTERNS OF SPECIES ...
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 adaptive advantageous alleles alterations ancestor animals appear arise associated average become behavior biological birds body bristle cause cent Chapter character characteristics chromosome common complex consists depends derived determined developmental differentiation direction Discuss distribution diversity dominant drift Drosophila ecological effect environment environmental enzyme equilibrium evidence evolution evolutionary evolved example exist extinction factors Figure fitness fossil function gene flow gene frequency genetic genetic variation genotypes geographic greater growth heterozygotes higher highly human hybrid important increase individuals insects instances interactions isolated kinds less loci locus major males mating mean mechanisms mutation natural selection occur offspring organisms origin patterns phenotypic plants Pleistocene polymorphic population possible predators present probability produce recombination relative reproduction response sexual similar single speciation species structure theory tion variance vary