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 62
Pagina 54
... enzyme is likely to depend on which cells express the gene and at what point in development , on the amount of enzyme synthesized , and on the activity of the enzyme . If an enzyme acts by , say , converting precursor X into pigment Y ...
... enzyme is likely to depend on which cells express the gene and at what point in development , on the amount of enzyme synthesized , and on the activity of the enzyme . If an enzyme acts by , say , converting precursor X into pigment Y ...
Pagina 97
... enzyme are presumably genetically the same . So it is possible to identify an invariant gene locus by finding an invariant enzyme . By taking a random sample of all kinds of enzymes and determining what fraction of them is genetically ...
... enzyme are presumably genetically the same . So it is possible to identify an invariant gene locus by finding an invariant enzyme . By taking a random sample of all kinds of enzymes and determining what fraction of them is genetically ...
Pagina 181
... enzymes have provided strongly suggestive evidence that allozyme genotypes differ in fitness when the appropriate substrate for the enzyme is provided ( Koehn et al . 1983 ) . This technique is especially useful if the organism can be ...
... enzymes have provided strongly suggestive evidence that allozyme genotypes differ in fitness when the appropriate substrate for the enzyme is provided ( Koehn et al . 1983 ) . This technique is especially useful if the organism can be ...
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