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 86
Pagina 246
... alleles were more common . A mutator gene that promotes transversions throughout the genome causes an immense number of deleterious alleles and is eliminated with them . But mutator alleles in asexual populations can sometimes increase ...
... alleles were more common . A mutator gene that promotes transversions throughout the genome causes an immense number of deleterious alleles and is eliminated with them . But mutator alleles in asexual populations can sometimes increase ...
Pagina 365
... alleles can drift in frequency just as alleles at single loci do . It appears then that natural gene pools have not coalesced into as few sets of associated alleles as the Franklin - Lewontin model predicts . Why then , as Turner ( 1967 ) ...
... alleles can drift in frequency just as alleles at single loci do . It appears then that natural gene pools have not coalesced into as few sets of associated alleles as the Franklin - Lewontin model predicts . Why then , as Turner ( 1967 ) ...
Pagina 503
... allele or genotype to the next generation or to succeeding generations , compared with that of other alleles or genotypes . See Chapter 12 . fixation Attainment of a frequency of 1 ( i.e. , 100 per cent ) by an allele in a population ...
... allele or genotype to the next generation or to succeeding generations , compared with that of other alleles or genotypes . See Chapter 12 . fixation Attainment of a frequency of 1 ( i.e. , 100 per cent ) by an allele in a population ...
Sommario
A Synopsis of Evolutionary Theory | 19 |
Heredity and Development | 33 |
The Ecological Context of Evolutionary Change | 51 |
Copyright | |
19 sezioni non visualizzate
Altre edizioni - Visualizza tutto
Parole e frasi comuni
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