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 91
Pagina 21
... ( Figure 2a ) , or they may shift the mean in one direction ( Figure 2b ) . Such a directional change in average properties is the aspect of evolutionary change in which we tend to be most interested . Directional evolution can be viewed ...
... ( Figure 2a ) , or they may shift the mean in one direction ( Figure 2b ) . Such a directional change in average properties is the aspect of evolutionary change in which we tend to be most interested . Directional evolution can be viewed ...
Pagina 254
... ( Figure 15 ) without affecting the frequency of crossing - over elsewhere on the chromosome . V ―― − THE ... ( Figure 16 , Chapter 9 ) vary greatly in the viability they confer in homozygous condition . Heterozygotes formed by mating these ...
... ( Figure 15 ) without affecting the frequency of crossing - over elsewhere on the chromosome . V ―― − THE ... ( Figure 16 , Chapter 9 ) vary greatly in the viability they confer in homozygous condition . Heterozygotes formed by mating these ...
Pagina 334
... Figure 10b , curve b . The relation cannot be linear as in curve a , since this would imply a far greater disparity in fitness between multiple heterozygotes and multiple homozygotes than is actually observed . If s = t at each of ...
... Figure 10b , curve b . The relation cannot be linear as in curve a , since this would imply a far greater disparity in fitness between multiple heterozygotes and multiple homozygotes than is actually observed . If s = t at each of ...
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