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 31
Pagina 451
... families of DNA sequences with identical or very similar se- quences have been revealed . The number of elements ( copies ) in a gene family ranges from two to more than 10 ° ; the human genome , for example , contains the Alu family of ...
... families of DNA sequences with identical or very similar se- quences have been revealed . The number of elements ( copies ) in a gene family ranges from two to more than 10 ° ; the human genome , for example , contains the Alu family of ...
Pagina 461
... genetic drift . Thus the absorbing boundary state of a one - member gene family is less likely to arise and to be fixed . This is one possible explanation for the observation that middle and highly repetitive DNA ( e.g. , satellite DNA ) ...
... genetic drift . Thus the absorbing boundary state of a one - member gene family is less likely to arise and to be fixed . This is one possible explanation for the observation that middle and highly repetitive DNA ( e.g. , satellite DNA ) ...
Pagina 471
... gene family that is homogeneous within , but different between , species of mice ( Mus ) that may have diverged less than two million years ago ( Dover 1982 ) . A gene family of this size is unlikely to undergo concerted evolution so ...
... gene family that is homogeneous within , but different between , species of mice ( Mus ) that may have diverged less than two million years ago ( Dover 1982 ) . A gene family of this size is unlikely to undergo concerted evolution so ...
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