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 77
Pagina 328
... determined by selection , mutation , and migration . Rather there is some probability that the gene frequency lies anywhere from 0 to 1 , because of the variation introduced by genetic drift . Taking into account selection s , forward ...
... determined by selection , mutation , and migration . Rather there is some probability that the gene frequency lies anywhere from 0 to 1 , because of the variation introduced by genetic drift . Taking into account selection s , forward ...
Pagina 366
... determined . less by the effects of the individual alleles than by the effects of whole sets of interacting genes . When genetic change occurs at two or more loci simultaneously , the genetic composition of the population can move to ...
... determined . less by the effects of the individual alleles than by the effects of whole sets of interacting genes . When genetic change occurs at two or more loci simultaneously , the genetic composition of the population can move to ...
Pagina 378
... determined . This relation is linear for abdominal bristles . But the number of scutellar bristles has a canalization plateau ; an increment of 10 of Make will bring a fly from one to two bristles , but flies with four bristles can vary ...
... determined . This relation is linear for abdominal bristles . But the number of scutellar bristles has a canalization plateau ; an increment of 10 of Make will bring a fly from one to two bristles , but flies with four bristles can vary ...
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