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 30
... less than 1 if an individual of species j is a less serious competitor , from the viewpoint of population i , than a conspecific individual . Species j might be a less serious competitor if , for example , it tends to use somewhat ...
... less than 1 if an individual of species j is a less serious competitor , from the viewpoint of population i , than a conspecific individual . Species j might be a less serious competitor if , for example , it tends to use somewhat ...
Pagina 48
... less than 10 percent of the amount of DNA . The number of different RNA transcripts that can be discerned during development of the sea urchin Strongylocentrotus purpureus is less than 20,000 ; the coding regions in these transcripts ...
... less than 10 percent of the amount of DNA . The number of different RNA transcripts that can be discerned during development of the sea urchin Strongylocentrotus purpureus is less than 20,000 ; the coding regions in these transcripts ...
Pagina 141
... less geographic variation in allele frequencies in the migratory monarch butterfly Danaus plexippus than in nonmigratory species of butterflies ( Eanes and Koehn 1978 ) . Extinction and recolonization of populations have been studied ...
... less geographic variation in allele frequencies in the migratory monarch butterfly Danaus plexippus than in nonmigratory species of butterflies ( Eanes and Koehn 1978 ) . Extinction and recolonization of populations have been studied ...
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