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 47
Pagina 79
... dominant over gymnosperms . Continents well separated . Dinosaurs abundant ; birds , mammals , angiosperms appear . Gymnosperms dominant . Continents drifting . Increase of reptiles , first dinosaurs ; gymnosperms become dominant ...
... dominant over gymnosperms . Continents well separated . Dinosaurs abundant ; birds , mammals , angiosperms appear . Gymnosperms dominant . Continents drifting . Increase of reptiles , first dinosaurs ; gymnosperms become dominant ...
Pagina 227
... dominant ( AA ) stock and a homozygous recessive ( aa ) stock , the F2 generation shows a 3 : 1 ratio of dominant to recessive phenotypes . Isn't it reasonable , asked a naive geneticist in 1908 , to suppose that by its numerical ...
... dominant ( AA ) stock and a homozygous recessive ( aa ) stock , the F2 generation shows a 3 : 1 ratio of dominant to recessive phenotypes . Isn't it reasonable , asked a naive geneticist in 1908 , to suppose that by its numerical ...
Pagina 366
... dominant ; ( c ) overdominant ? A priori , do you suppose that additively acting or dominant alleles have a selective advantage ? 7 Can the pattern of inheritance of a trait evolve ? Can a trait evolve from being additively determined ...
... dominant ; ( c ) overdominant ? A priori , do you suppose that additively acting or dominant alleles have a selective advantage ? 7 Can the pattern of inheritance of a trait evolve ? Can a trait evolve from being additively determined ...
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