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 41
Pagina 228
... SYMPATRIC SPECIATION Speciation would be sympatric if a biological barrier to interbreeding arose within the confines of a panmictic population , without any spatial segregation of the incipient species . Both instantaneous and gradual ...
... SYMPATRIC SPECIATION Speciation would be sympatric if a biological barrier to interbreeding arose within the confines of a panmictic population , without any spatial segregation of the incipient species . Both instantaneous and gradual ...
Pagina 230
... sympatric speciation is common . Incipient sympatric speciation has been suggested to be occurring in the fruit fly Rhagoletis pomonella ( Bush 1969 ) . The native host of this fly is haw- thorn , but it was found infesting apples in ...
... sympatric speciation is common . Incipient sympatric speciation has been suggested to be occurring in the fruit fly Rhagoletis pomonella ( Bush 1969 ) . The native host of this fly is haw- thorn , but it was found infesting apples in ...
Pagina 248
... sympatric species is not generally considered evidence for sympatric speciation . Why not ? How could you tell whether sympatric species had arisen sympatrically or allopatrically ? Is it possible to tell ? 5. Would you expect ...
... sympatric species is not generally considered evidence for sympatric speciation . Why not ? How could you tell whether sympatric species had arisen sympatrically or allopatrically ? Is it possible to tell ? 5. Would you expect ...
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