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 69
Pagina 277
... sexual selection focus on animals ( Blum and Blum 1979 , O'Donald 1980 , Bateson 1983 , Thornhill and Alcock 1983 ) , sexual selection surely occurs in plants as well ( Willson and Burley 1983 ) , in which intrasexual selection for ...
... sexual selection focus on animals ( Blum and Blum 1979 , O'Donald 1980 , Bateson 1983 , Thornhill and Alcock 1983 ) , sexual selection surely occurs in plants as well ( Willson and Burley 1983 ) , in which intrasexual selection for ...
Pagina 280
... sexual species , often retain accoutrements of sexual reproduction such as petals and pollen , and clearly have arisen only recently from sexual ancestors . In only a few cases , such as the rotifers of the order Bdelloidea , has a ...
... sexual species , often retain accoutrements of sexual reproduction such as petals and pollen , and clearly have arisen only recently from sexual ancestors . In only a few cases , such as the rotifers of the order Bdelloidea , has a ...
Pagina 281
... sexual reproduc- tion , compared to those of an allele s coding for asexual reproduction . Each female produces four equally fit offspring , but the frequency of the sexual allele drops rapidly from 1⁄2 in the first generation to s by ...
... sexual reproduc- tion , compared to those of an allele s coding for asexual reproduction . Each female produces four equally fit offspring , but the frequency of the sexual allele drops rapidly from 1⁄2 in the first generation to s by ...
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