Evolutionary BiologySinauer Associates, 1986 - 600 pagine Covers the genetic, developmental, and ecological mechanisms of evolutionary change, the major features of evolutionary history as revealed by phylogenetic and paleontological studies, and material on adaptation, molecular evolution, co-evolution, and human evolution. |
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Pagina 324
... animals - became differentiated during the Precambrian , but their fossil record is far too fragmentary to document their origins . Only the kingdom Animalia has a promising early fossil record . The first complex , multicellular animals ...
... animals - became differentiated during the Precambrian , but their fossil record is far too fragmentary to document their origins . Only the kingdom Animalia has a promising early fossil record . The first complex , multicellular animals ...
Pagina 325
... animals found in the Burgess Shale of British Columbia ( ca. 530 Myr ) , which includes animals in about ten extinct phyla that are known only from this formation ( Conway Morris and Whittington 1979 ; Figure 4 ) . The Burgess Shale ...
... animals found in the Burgess Shale of British Columbia ( ca. 530 Myr ) , which includes animals in about ten extinct phyla that are known only from this formation ( Conway Morris and Whittington 1979 ; Figure 4 ) . The Burgess Shale ...
Pagina 563
... animals . Amer . Natur . 123 : 725-729 . [ 8 ] Coyne , J. A. , A. A. Felton , and R. C. Lewontin . 1978 . Extent of genetic variation at a highly polymorphic es- terase locus in Drosophila pseudoobscura . Proc . Natl . Acad . Sci ...
... animals . Amer . Natur . 123 : 725-729 . [ 8 ] Coyne , J. A. , A. A. Felton , and R. C. Lewontin . 1978 . Extent of genetic variation at a highly polymorphic es- terase locus in Drosophila pseudoobscura . Proc . Natl . Acad . Sci ...
Sommario
CONCEPTIONS AND MISCONCEPTIONS | 7 |
EVOLUTION SINCE THE SYNTHESIS | 13 |
ADAPTATION AND ENVIRONMENT | 19 |
Copyright | |
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adaptive advantage allele allele frequency animals appear arise associated average become behavior biological cause cells Chapter characteristics characters chromosome common competition condition conversion copies correlation depends determined developmental differentiation distribution divergence Drosophila ecological effect elements environment enzyme equilibrium evidence evolution evolutionary evolved example exist expression extinction factors Figure fitness fossil frequency function gene genetic genetic drift genome genotypes geographic greater groups growth higher host human hybrid important increase individual insects interactions isolation less linkage loci locus lower major males mating mean mechanisms morphological mutation natural selection occur organisms origin pairs pattern phenotypic plants Pleistocene polymorphism population possible predators Press probability proteins reduced region relationships relative represent reproductive response sequence similar single speciation species structure taxa term theory tion traits variance variation vary