Evolutionary BiologyOxford University Press, Incorporated, 1979 - 565 pagine Futuyma (ecology and evolution, SUNY Stony Brook) covers such subject areas as phylogeny, paleobiology, genetic mechanisms of change and speciation, character evolution, the theory of processes and macroevolution, and new molecular perspectives. Numerous line drawings, charts, diagrams, and maps are provided. Annotation copyrighted by Book News, Inc., Portland, OR |
Dall'interno del libro
Risultati 1-3 di 59
Pagina 101
... random , at effectively constant rates . ( After Raup 1972 ; Copyright 1972 , the American Association for the Advancement of Science ) changes in diversity have been merely random fluctuations about an equilibrium value . A rather ...
... random , at effectively constant rates . ( After Raup 1972 ; Copyright 1972 , the American Association for the Advancement of Science ) changes in diversity have been merely random fluctuations about an equilibrium value . A rather ...
Pagina 102
... random speciations and extinctions . The width of a bar reflects the number of species . Many of the changes in diversity actually observed in the fossil record are mimicked by these random clades . ( After Raup et al . 1973 ) in ...
... random speciations and extinctions . The width of a bar reflects the number of species . Many of the changes in diversity actually observed in the fossil record are mimicked by these random clades . ( After Raup et al . 1973 ) in ...
Pagina 228
... random , the probability of an AA x AA mating is D2 , the product of the probabilities that each mate has the genotype AA . Similarly the probability of a mating between AA and AA ' is ( D × H ) + ( H × D ) , or 2DH ( since there are ...
... random , the probability of an AA x AA mating is D2 , the product of the probabilities that each mate has the genotype AA . Similarly the probability of a mating between AA and AA ' is ( D × H ) + ( H × D ) , or 2DH ( since there are ...
Sommario
A Synopsis of Evolutionary Theory | 19 |
Heredity and Development | 33 |
The Ecological Context of Evolutionary Change | 51 |
Copyright | |
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AA AA AA adaptive adaptive radiation advantageous alleles alterations ancestor arise artificial selection average become behavior biological birds bristle number cent Chapter character characteristics chromosome coefficient correlated deleterious depends developmental differentiation distribution diversity Dobzhansky dominant Drosophila ecological effect environment environmental enzyme epistasis epistatic equilibrium evidence evolutionary change evolved example extinction factors females Figure fitness flies fossil record function gametes gene flow gene frequency genetic change genetic drift genetic variation genome genotypes geographic heterozygotes heterozygous homozygotes homozygous host human hybrid inbreeding increase individuals insects interactions less Lewontin linkage disequilibrium loci locus major males mammals mating Mayr mechanisms morphological mutation rates natural selection niche number of species occur offspring organisms overdominance patterns phenotypic phylogenetic plants pollen polymorphic population predators probability protein random rate of evolution recombination reproductive isolation response sexual similar single speciation structure survival sympatric theory tion traits variance vary