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 67
... GENE CONVERSION , a phenomenon that has been most extensively stud- ied in fungi . The four products ( gametes ) of meiosis in a heterozygote should carry the two alleles ( A , and A2 ) in a 1 : 1 ratio . Occasionally , however , they ...
... GENE CONVERSION , a phenomenon that has been most extensively stud- ied in fungi . The four products ( gametes ) of meiosis in a heterozygote should carry the two alleles ( A , and A2 ) in a 1 : 1 ratio . Occasionally , however , they ...
Pagina 469
... gene conversion can affect the rate of fixation , especially if b has a conversion bias . Models of concerted evolution by gene conversion A considerable body of mathematical theory has been developed to describe concerted evolution ...
... gene conversion can affect the rate of fixation , especially if b has a conversion bias . Models of concerted evolution by gene conversion A considerable body of mathematical theory has been developed to describe concerted evolution ...
Pagina 470
Douglas J. Futuyma. unbiased gene conversion ( X ) , the more likely it is that a variant sequence is converted to any of a number of other sequences , thus slowing down the rate at which the mutants drift toward fixation in the ...
Douglas J. Futuyma. unbiased gene conversion ( X ) , the more likely it is that a variant sequence is converted to any of a number of other sequences , thus slowing down the rate at which the mutants drift toward fixation in the ...
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