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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Risultati 1-3 di 94
Pagina 272
... reproducing only once , while others are ITEROPAROUS , reproducing repeatedly ; why some , such as annual plants , reproduce early in life while others , such as trees , delay reproduction ; why some have many eggs or seeds and others ...
... reproducing only once , while others are ITEROPAROUS , reproducing repeatedly ; why some , such as annual plants , reproduce early in life while others , such as trees , delay reproduction ; why some have many eggs or seeds and others ...
Pagina 274
... reproduction into one big clutch at the earliest possible age : it should be semelparous . Iteroparity - repeated reproduction - can evolve , however , for sev- eral reasons . Contrast a semelparous genotype , with fecundity m ,, with ...
... reproduction into one big clutch at the earliest possible age : it should be semelparous . Iteroparity - repeated reproduction - can evolve , however , for sev- eral reasons . Contrast a semelparous genotype , with fecundity m ,, with ...
Pagina 281
... reproduction . Each female produces four equally fit offspring , but the frequency of the sexual allele drops ... reproduction , and another reduces crossing over or causes parthenogenesis , which allele will increase in frequency ...
... reproduction . Each female produces four equally fit offspring , but the frequency of the sexual allele drops ... reproduction , and another reduces crossing over or causes parthenogenesis , which allele will increase in frequency ...
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