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. |
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Risultati 1-3 di 74
Pagina 115
... isolated . Such partially isolated populations , or semispecies , usually interbreed along a HYBRID ZONE that can persist for long periods of time . In northeastern South America a hybrid zone between two forms of the mimetic butterfly ...
... isolated . Such partially isolated populations , or semispecies , usually interbreed along a HYBRID ZONE that can persist for long periods of time . In northeastern South America a hybrid zone between two forms of the mimetic butterfly ...
Pagina 234
... isolated populations relies almost entirely on genetic drift ( Nei et al . 1983 ) . In the simplest form of the model , suppose a series of multiple alleles that affect a character such as flowering time , fertility , or courtship ...
... isolated populations relies almost entirely on genetic drift ( Nei et al . 1983 ) . In the simplest form of the model , suppose a series of multiple alleles that affect a character such as flowering time , fertility , or courtship ...
Pagina 244
... isolated for many millions of years have diverged hardly at all in morphology and remain reproductively compatible . For example , some plant populations that have been isolated for at least 20 million years , such as American and ...
... isolated for many millions of years have diverged hardly at all in morphology and remain reproductively compatible . For example , some plant populations that have been isolated for at least 20 million years , such as American and ...
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