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 94
... homozygous . From an extensive study of D. mulleri , Spencer ( 1957 ) estimated that every wild fly carries ... homozygous condition at all of its loci ( Figure 6 ) . The crosses ultimately produce a family of flies of which one - fourth ...
... homozygous . From an extensive study of D. mulleri , Spencer ( 1957 ) estimated that every wild fly carries ... homozygous condition at all of its loci ( Figure 6 ) . The crosses ultimately produce a family of flies of which one - fourth ...
Pagina 122
... homozygous for any particular one of her grandparents ' genes is ( 2 ) = . For example , the probability that At was transmitted to both I's parents is ( 1⁄2 ) 2 1/4 and the probability that both her parents transmitted A † is likewise ...
... homozygous for any particular one of her grandparents ' genes is ( 2 ) = . For example , the probability that At was transmitted to both I's parents is ( 1⁄2 ) 2 1/4 and the probability that both her parents transmitted A † is likewise ...
Pagina 163
... homozygous genotypes even as they are being eliminated by natural selection . If the relative fitnesses of genotypes AA , AA ' , and A'A ' are 1 - s , 1 , and 1 - t respectively , the gene frequencies converge from any initial values to ...
... homozygous genotypes even as they are being eliminated by natural selection . If the relative fitnesses of genotypes AA , AA ' , and A'A ' are 1 - s , 1 , and 1 - t respectively , the gene frequencies converge from any initial values to ...
Sommario
CONCEPTIONS AND MISCONCEPTIONS | 7 |
EVOLUTION SINCE THE SYNTHESIS | 13 |
ADAPTATION AND ENVIRONMENT | 19 |
Copyright | |
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adaptive adaptive radiation allele frequency allozyme Amer amino acid ancestor animals average behavior Biol biological birds bristle cells Chapter characters chromosome coefficient coevolution common competition copies correlation developmental differentiation distribution divergence Dobzhansky Drosophila melanogaster ecological effect environment environmental enzyme equilibrium evidence evolution evolutionary change evolved example extinction factors females Figure fitness fossil record function Futuyma gametes gene conversion gene family gene flow gene frequencies genetic drift genetic variation genome genotypes geographic heritability heterozygotes heterozygous homologous homozygotes homozygous host human hybrid inbreeding increase individual insects interactions Lewontin linkage disequilibrium loci locus males mammals mating mechanisms molecular morphological mutation natural selection neoteny nucleotide occur offspring organisms paedomorphosis pairs parasites pattern phenotypic phylogenetic phylogeny plants polymorphism predators prey proteins pseudogenes random recombination segments sexual similar speciation structure sympatric Syst theory tion traits transposable elements University Press variable variance vertebrates York