Evolutionary BiologyOxford University Press, Incorporated, 1979 - 565 pagine Futuyma (ecology and evolution, SUNY Stony Brook) covers such subject areas as phylogeny, paleobiology, genetic mechanisms of change and speciation, character evolution, the theory of processes and macroevolution, and new molecular perspectives. Numerous line drawings, charts, diagrams, and maps are provided. Annotation copyrighted by Book News, Inc., Portland, OR |
Dall'interno del libro
Risultati 1-3 di 49
Pagina 280
... Gene Flow among Populations THE HOMOGENIZING EFFECT OF GENE FLOW Assume that a population i has a gene frequency q , but is exchanging genes with other populations in which the mean gene frequency is q . The population is so large that ...
... Gene Flow among Populations THE HOMOGENIZING EFFECT OF GENE FLOW Assume that a population i has a gene frequency q , but is exchanging genes with other populations in which the mean gene frequency is q . The population is so large that ...
Pagina 409
... gene flow among populations are ordinarily too high to prevent divergence , was inadequate . They point to the extremely limited levels of gene flow that characterize many species ( Chapter 11 ) and to cases in which indubitably ...
... gene flow among populations are ordinarily too high to prevent divergence , was inadequate . They point to the extremely limited levels of gene flow that characterize many species ( Chapter 11 ) and to cases in which indubitably ...
Pagina 556
... gene definition , 36 as unit of selection , 300-301 gene conversion , 240 gene duplication , 40 , 41 , 167 , 323 effects of , 236 mechanism of , 235-236 gene flow , 29 , 233 , 259 , 279-288 barriers to , 389-391 extrinsic , 389 ...
... gene definition , 36 as unit of selection , 300-301 gene conversion , 240 gene duplication , 40 , 41 , 167 , 323 effects of , 236 mechanism of , 235-236 gene flow , 29 , 233 , 259 , 279-288 barriers to , 389-391 extrinsic , 389 ...
Sommario
A Synopsis of Evolutionary Theory | 19 |
Heredity and Development | 33 |
The Ecological Context of Evolutionary Change | 51 |
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AA AA adaptive advantageous alleles alterations ancestor animals appear arise associated average become behavior biological birds body bristle cause cent Chapter character characteristics chromosome common complex consists depends derived determined developmental differentiation direction Discuss distribution diversity dominant drift Drosophila ecological effect environment environmental enzyme equilibrium evidence evolution evolutionary evolved example exist extinction factors Figure fitness fossil function gene flow gene frequency genetic genetic variation genotypes geographic greater growth heterozygotes higher highly human hybrid important increase individuals insects instances interactions isolated kinds less loci locus major males mating mean mechanisms mutation natural selection occur offspring organisms origin patterns phenotypic plants Pleistocene polymorphic population possible predators present probability produce recombination relative reproduction response sexual similar single speciation species structure theory tion variance vary