Evolutionary BiologyCovers 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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Pagina 84
If a locus is sex - linked rather than autosomal , two - thirds of the genes in a
population with a 1 : 1 sex ratio are carried by the ... The extension of the Hardy -
Weinberg theorem to two ( or more ) loci is complicated , but it is very important .
If a locus is sex - linked rather than autosomal , two - thirds of the genes in a
population with a 1 : 1 sex ratio are carried by the ... The extension of the Hardy -
Weinberg theorem to two ( or more ) loci is complicated , but it is very important .
Pagina 164
Douglas J. Futuyma. E Selection in Favor of Heterozygotes Let the genotypic
frequencies and fitnesses at a locus be Genotype AA AA ' A ' A ' Frequency p ?
2pq q ? Fitness 1 - S 1 - t The change in allele frequency per generation is pq + (
1 – t ) ...
Douglas J. Futuyma. E Selection in Favor of Heterozygotes Let the genotypic
frequencies and fitnesses at a locus be Genotype AA AA ' A ' A ' Frequency p ?
2pq q ? Fitness 1 - S 1 - t The change in allele frequency per generation is pq + (
1 – t ) ...
Pagina 227
hybridizing populations will remain differentiated throughout the genome only if
the chromosomes are thickly studded with loci that , like our hypothetical locus A ,
reduce hybrid fitness , for it is only then that most genes will be closely linked to ...
hybridizing populations will remain differentiated throughout the genome only if
the chromosomes are thickly studded with loci that , like our hypothetical locus A ,
reduce hybrid fitness , for it is only then that most genes will be closely linked to ...
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Sommario
CONCEPTIONS AND MISCONCEPTIONS | 7 |
ADAPTATION AND ENVIRONMENT | 19 |
COMPLEX INTERACTIONS AMONG SPECIES | 34 |
Copyright | |
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adaptive advantage allele allele frequency America appear arise associated average become behavior biological birds caused Chapter characteristics characters chromosome common competition conversion copies correlation depends described determined developmental differentiation direct distribution divergence Drosophila ecological effect elements environment enzyme equilibrium evidence evolution evolutionary evolved example exist expression extinction factors Figure fitness fossil frequency function gene genetic genetic drift genotypes geographic greater groups growth higher host human hybrid important increase individual insects interactions isolation less lineage loci locus lower major males mating mean mechanisms morphological mutation natural selection occur organisms origin pairs pattern phenotype plants Pleistocene polymorphism population possible predators probability reduced region relationships relative represent reproductive response separate sequence similar single speciation species structure taxa term theory tion trait usually variance variation vary
Informazioni bibliografiche
| Titolo | Evolutionary Biology |
| Autore | Douglas J. Futuyma |
| Edizione | 2, illustrata |
| Editore | Sinauer Associates, 1986 |
| Provenienza dell'originale | la University of Michigan |
| Digitalizzato | 27 gen 2010 |
| ISBN | 0878931880, 9780878931880 |
| Lunghezza | 600 pagine |
| Esporta citazione | BiBTeX EndNote RefMan |