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 205
... CORRELATIONS The correlation coefficient between traits x and y , ry , ranges from +1 for perfectly positively correlated characters to -1 for negatively correlated characters ( see Appendix I ) . The PHENOTYPIC CORRELATION rp between ...
... CORRELATIONS The correlation coefficient between traits x and y , ry , ranges from +1 for perfectly positively correlated characters to -1 for negatively correlated characters ( see Appendix I ) . The PHENOTYPIC CORRELATION rp between ...
Pagina 210
... correlated response to selection on abdominal bristles , Davies and Workman ( 1971 ) showed that the correlation was due more to linkage than to pleiotropy by successfully selecting these characteristics in opposite directions in the ...
... correlated response to selection on abdominal bristles , Davies and Workman ( 1971 ) showed that the correlation was due more to linkage than to pleiotropy by successfully selecting these characteristics in opposite directions in the ...
Pagina 545
... correlation coefficient rxy ranges from +1 for variables that are perfectly positively correlated to -1 for those that are perfectly negatively correlated . It measures the degree of association of the two variables . Figure 2 plots the ...
... correlation coefficient rxy ranges from +1 for variables that are perfectly positively correlated to -1 for those that are perfectly negatively correlated . It measures the degree of association of the two variables . Figure 2 plots the ...
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adaptive adaptive radiation allele frequency allozyme Amer amino acid ancestor animals average behavior biological birds bristle number caused cells Chapter characters chromosome cladistic coefficient coevolution competition copies correlated deleterious developmental differentiation distribution divergence Dobzhansky Drosophila melanogaster ecological effect environment environmental enzyme equilibrium evidence evolutionary change evolved example extinction rate factors favor females Figure fitness fossil record function Futuyma gametes gene conversion gene flow gene frequencies genetic drift genetic variation genome genotypes geographic groups habitats heritability heterozygotes heterozygous higher taxa homozygotes homozygous host human hybrid inbreeding increase individual insects interactions Lewontin linkage disequilibrium loci locus males mammals mating mechanisms molecular morphological mutation natural selection nucleotide occur offspring organisms pairs parasites pattern phenotype phylogenetic phylogeny plants polymorphism predators prey proteins pseudogenes random recombination relative reproductive isolation sequence sexual similar speciation structure survival sympatric taxon theory tion trait transposable elements variable variance