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. |
Dall'interno del libro
Risultati 1-3 di 44
Pagina 219
... reproductive isolation . Moreover , as we saw in Chap- ter 4 , populations are often only partially reproductively isolated ; in these cases the biological species concept cannot be applied . Such borderline cases , which are especially ...
... reproductive isolation . Moreover , as we saw in Chap- ter 4 , populations are often only partially reproductively isolated ; in these cases the biological species concept cannot be applied . Such borderline cases , which are especially ...
Pagina 223
... reproductive isolation . These are in part related to each other , because certain genetic modes of speciation require geographic isolation , and others do not . Suppose , for example , that reproductive isolation by hybrid sterility or ...
... reproductive isolation . These are in part related to each other , because certain genetic modes of speciation require geographic isolation , and others do not . Suppose , for example , that reproductive isolation by hybrid sterility or ...
Pagina 242
... reproductive isolation indicate that isolating mechanisms have a polygenic basis . If this proves to be generally the case , it will favor the view ( Barton and Charlesworth 1984 ) that speciation proceeds by gradual , sequential allele ...
... reproductive isolation indicate that isolating mechanisms have a polygenic basis . If this proves to be generally the case , it will favor the view ( Barton and Charlesworth 1984 ) that speciation proceeds by gradual , sequential allele ...
Sommario
CONCEPTIONS AND MISCONCEPTIONS | 7 |
EVOLUTION SINCE THE SYNTHESIS | 13 |
ADAPTATION AND ENVIRONMENT | 19 |
Copyright | |
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adaptive adaptive radiation allele frequency amino acid ancestor average behavior biological birds bristle cells Chapter characters chromosome coefficient coevolution common competition copies correlated deleterious developmental differentiation distribution divergence Drosophila melanogaster ecological effect environment environmental enzyme equilibrium evidence evolution evolutionary change evolved example factors favor females Figure fitness fossil record function Futuyma gametes gene conversion gene family gene flow gene frequencies genetic drift genetic variation genome genotypes geographic groups heritability heterozygotes heterozygous higher taxa homologous homozygotes homozygous host human hybrid inbreeding increase individual insects interactions Lewontin linkage disequilibrium loci locus males mammals mating mean mechanisms molecular morphological mutation natural selection neoteny nucleotide occur offspring organisms pairs parasites pattern phenotypic phylogenetic phylogeny plants polymorphism population predators prey proteins pseudogenes random recombination related species relative reproductive isolation segments sexual similar speciation structure survival sympatric theory tion traits transposable elements variable variance vertebrates