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
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Pagina 36
... number of species S on the island increases as new species immigrate and de- creases as species already present become ex- tinct . When the rates of immigration ( 1 ) and extinction ( E ) are equal ( where the curves cross ) , the number of ...
... number of species S on the island increases as new species immigrate and de- creases as species already present become ex- tinct . When the rates of immigration ( 1 ) and extinction ( E ) are equal ( where the curves cross ) , the number of ...
Pagina 347
... Number of species ( or genera ) « Time FIGURE 1 3 Number of species ( or genera ) ( A ) Both the number of new species ( or genera , or higher taxa ) originating per unit time and the number of extinctions per unit time must increase as the ...
... Number of species ( or genera ) « Time FIGURE 1 3 Number of species ( or genera ) ( A ) Both the number of new species ( or genera , or higher taxa ) originating per unit time and the number of extinctions per unit time must increase as the ...
Pagina 389
... number of new immigrant species will decline , and the number of extinctions will increase , with the number of species in the locality ; extinction rates are assumed to be higher in small areas simply because the likelihood of ...
... number of new immigrant species will decline , and the number of extinctions will increase , with the number of species in the locality ; extinction rates are assumed to be higher in small areas simply because the likelihood of ...
Sommario
CONCEPTIONS AND MISCONCEPTIONS | 7 |
EVOLUTION SINCE THE SYNTHESIS | 13 |
ADAPTATION AND ENVIRONMENT | 19 |
Copyright | |
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adaptive adaptive radiation allele frequency allozyme Amer amino acid ancestor animals average behavior Biol biological birds bristle cells Chapter characters chromosome coefficient coevolution common competition copies correlation developmental differentiation distribution divergence Dobzhansky Drosophila melanogaster ecological effect environment environmental enzyme equilibrium evidence evolution evolutionary change evolved example extinction factors females Figure fitness fossil record function Futuyma gametes gene conversion gene family gene flow gene frequencies genetic drift genetic variation genome genotypes geographic heritability heterozygotes heterozygous homologous homozygotes homozygous host human hybrid inbreeding increase individual insects interactions Lewontin linkage disequilibrium loci locus males mammals mating mechanisms molecular morphological mutation natural selection neoteny nucleotide occur offspring organisms paedomorphosis pairs parasites pattern phenotypic phylogenetic phylogeny plants polymorphism predators prey proteins pseudogenes random recombination segments sexual similar speciation structure sympatric Syst theory tion traits transposable elements University Press variable variance vertebrates York