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
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Pagina 99
... heterozygotes is higher than that of homozygotes . Substantial heterozygote excess is rather uncommon , but con- siderable deficiencies of heterozygotes are very commonly observed . These are usually caused by some kind of inbreeding ...
... heterozygotes is higher than that of homozygotes . Substantial heterozygote excess is rather uncommon , but con- siderable deficiencies of heterozygotes are very commonly observed . These are usually caused by some kind of inbreeding ...
Pagina 124
... heterozygotes . ( If heterozygotes have the greatest value , the locus is said to be OVERDOMINANT ) . Such a decline , called INBREEDING DEPRESSION , is generally attributed to increased frequency of homozygotes for recessive alleles ...
... heterozygotes . ( If heterozygotes have the greatest value , the locus is said to be OVERDOMINANT ) . Such a decline , called INBREEDING DEPRESSION , is generally attributed to increased frequency of homozygotes for recessive alleles ...
Pagina 196
... heterozygotes Home 351 Foreign 342 Home 466 Foreign 442 Extrapopulation heterozygotes ( After Thoday 1955 ) " Intrapopulation heterozygotes were heterozygous for two chro- mosomes taken from the same laboratory population ; extrapo ...
... heterozygotes Home 351 Foreign 342 Home 466 Foreign 442 Extrapopulation heterozygotes ( After Thoday 1955 ) " Intrapopulation heterozygotes were heterozygous for two chro- mosomes taken from the same laboratory population ; extrapo ...
Sommario
CONCEPTIONS AND MISCONCEPTIONS | 7 |
EVOLUTION SINCE THE SYNTHESIS | 13 |
ADAPTATION AND ENVIRONMENT | 19 |
Copyright | |
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adaptive adaptive radiation allele frequency amino acid ancestor average behavior biological birds bristle cells Chapter characters chromosome coefficient coevolution common competition copies correlated deleterious developmental differentiation distribution divergence Drosophila melanogaster ecological effect environment environmental enzyme equilibrium evidence evolution evolutionary change evolved example factors favor females Figure fitness fossil record function Futuyma gametes gene conversion gene family gene flow gene frequencies genetic drift genetic variation genome genotypes geographic groups heritability heterozygotes heterozygous higher taxa homologous homozygotes homozygous host human hybrid inbreeding increase individual insects interactions Lewontin linkage disequilibrium loci locus males mammals mating mean mechanisms molecular morphological mutation natural selection neoteny nucleotide occur offspring organisms pairs parasites pattern phenotypic phylogenetic phylogeny plants polymorphism population predators prey proteins pseudogenes random recombination related species relative reproductive isolation segments sexual similar speciation structure survival sympatric theory tion traits transposable elements variable variance vertebrates