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 85
Pagina 46
... phenotypic effect may seem advantageous may have disruptive effects on development that render it maladaptive . THE NORM OF REACTION Because genes exert their effects on the phenotype via biochemical reactions , they do not operate in ...
... phenotypic effect may seem advantageous may have disruptive effects on development that render it maladaptive . THE NORM OF REACTION Because genes exert their effects on the phenotype via biochemical reactions , they do not operate in ...
Pagina 166
... phenotypes . Thus to understand how mu- tations affect the phenotype , what degree of genetic change is required to effect a given phenotypic change , or which conceivable evolutionary paths are open or closed to a species , it is ...
... phenotypes . Thus to understand how mu- tations affect the phenotype , what degree of genetic change is required to effect a given phenotypic change , or which conceivable evolutionary paths are open or closed to a species , it is ...
Pagina 442
... phenotypic dissimilarity , are hardly distinguishable at all at the protein or DNA level ( King and Wilson 1975 ) . It seems possible that many of the mutations we know from their phenotypic effects those that alter the proportions and ...
... phenotypic dissimilarity , are hardly distinguishable at all at the protein or DNA level ( King and Wilson 1975 ) . It seems possible that many of the mutations we know from their phenotypic effects those that alter the proportions and ...
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 ancestor arise artificial selection average become behavior biological birds bristle number cent Chapter character characteristics chromosome coefficient complex 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 habitats 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