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 78
Pagina 21
... relative population size of Masai vs. Ituri pygmies ) , or of large vs. small individuals within a single population of a species . 2. The form of the frequency distribution remains constant over time if there is perfect heredity and if ...
... relative population size of Masai vs. Ituri pygmies ) , or of large vs. small individuals within a single population of a species . 2. The form of the frequency distribution remains constant over time if there is perfect heredity and if ...
Pagina 172
... relative to the time of reproductive maturation ( adulthood ) . This can occur if natural selection favors the earlier expression of genes which in the ancestor are expressed only late in development ( Stebbins 1974 ) . For example ...
... relative to the time of reproductive maturation ( adulthood ) . This can occur if natural selection favors the earlier expression of genes which in the ancestor are expressed only late in development ( Stebbins 1974 ) . For example ...
Pagina 314
... RELATIVE FITNESSES of the various genotypes , their relative rates of increase at any time ( Chapter 12 ) . Since the fitnesses are relative , it is convenient to set the fitness of the most fit genotype equal to 1. Then the relative ...
... RELATIVE FITNESSES of the various genotypes , their relative rates of increase at any time ( Chapter 12 ) . Since the fitnesses are relative , it is convenient to set the fitness of the most fit genotype equal to 1. Then the relative ...
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