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 57
Pagina 148
... ancestor . Species B is genealogically closer to C , but genetically more similar to A , if their primitive features are determined by the same genes . The evolutionary systematists would classify B with A rather than with C , just as ...
... ancestor . Species B is genealogically closer to C , but genetically more similar to A , if their primitive features are determined by the same genes . The evolutionary systematists would classify B with A rather than with C , just as ...
Pagina 172
... ancestor at any stage of development ; it will have more of the ancestor's adult form in the juvenile stages of the descendant . Thus , if the descendant attains the same adult body size as the ancestor , it will have passed through the ...
... ancestor at any stage of development ; it will have more of the ancestor's adult form in the juvenile stages of the descendant . Thus , if the descendant attains the same adult body size as the ancestor , it will have passed through the ...
Pagina 173
... ancestor , as the regression lines indicate . In the descendant , therefore , suture growth is accelerated with ... ancestor at the same ( or greater ) body size that the ancestor attained . The classic example of such paedomorphosis ...
... ancestor , as the regression lines indicate . In the descendant , therefore , suture growth is accelerated with ... ancestor at the same ( or greater ) body size that the ancestor attained . The classic example of such paedomorphosis ...
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