Evolutionary BiologySinauer Associates, 1986 - 600 pagine Covers the genetic, developmental, and ecological mechanisms of evolutionary change, the major features of evolutionary history as revealed by phylogenetic and paleontological studies, and material on adaptation, molecular evolution, co-evolution, and human evolution. |
Dall'interno del libro
Risultati 1-3 di 72
Pagina 352
... extinctions at the end of Devonian , Permian , Triassic , and Cre- taceous periods . In several instances a single group persisted , diversifying again after a mass extinction . The width of each bar is pro- portional to the number of ...
... extinctions at the end of Devonian , Permian , Triassic , and Cre- taceous periods . In several instances a single group persisted , diversifying again after a mass extinction . The width of each bar is pro- portional to the number of ...
Pagina 361
... extinctions per million years are described by the solid regression line ; the regression line indicates an apparent decline in " back- ground " extinction rate per time . Circled points deviate significantly from this " background ...
... extinctions per million years are described by the solid regression line ; the regression line indicates an apparent decline in " back- ground " extinction rate per time . Circled points deviate significantly from this " background ...
Pagina 362
... extinction . If , for example , a common cause of extinction in the past has been the destruction of species ' habitats , the survival or extinction of a species may not depend on intricate adaptations , efficiency , competitive ability ...
... extinction . If , for example , a common cause of extinction in the past has been the destruction of species ' habitats , the survival or extinction of a species may not depend on intricate adaptations , efficiency , competitive ability ...
Sommario
CONCEPTIONS AND MISCONCEPTIONS | 7 |
EVOLUTION SINCE THE SYNTHESIS | 13 |
ADAPTATION AND ENVIRONMENT | 19 |
Copyright | |
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adaptive adaptive radiation allele frequency amino acid ancestor average behavior biological birds bristle cells Chapter characters chromosome coefficient coevolution common competition copies correlated deleterious developmental differentiation distribution divergence Drosophila melanogaster ecological effect environment environmental enzyme equilibrium evidence evolution evolutionary change evolved example factors favor females Figure fitness fossil record function Futuyma gametes gene conversion gene family gene flow gene frequencies genetic drift genetic variation genome genotypes geographic groups heritability heterozygotes heterozygous higher taxa homologous homozygotes homozygous host human hybrid inbreeding increase individual insects interactions Lewontin linkage disequilibrium loci locus males mammals mating mean mechanisms molecular morphological mutation natural selection neoteny nucleotide occur offspring organisms pairs parasites pattern phenotypic phylogenetic phylogeny plants polymorphism population predators prey proteins pseudogenes random recombination related species relative reproductive isolation segments sexual similar speciation structure survival sympatric theory tion traits transposable elements variable variance vertebrates