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 47
Pagina 95
... homozygous to detect recessive alleles . The process is shown for two wild - type males , each of which is crossed to a laboratory stock that has dominant mutant alleles Cy ( curly wing ) and L ( lobed wing ) on one chromosome and Pm ...
... homozygous to detect recessive alleles . The process is shown for two wild - type males , each of which is crossed to a laboratory stock that has dominant mutant alleles Cy ( curly wing ) and L ( lobed wing ) on one chromosome and Pm ...
Pagina 122
... homozygous for any particular one of her grandparents ' genes is ( 1⁄2 ) = 1. For example , the probability that A was transmitted to both I's parents is ( 1⁄2 ) 2 = 4 and the probability that both her parents transmitted A is likewise ...
... homozygous for any particular one of her grandparents ' genes is ( 1⁄2 ) = 1. For example , the probability that A was transmitted to both I's parents is ( 1⁄2 ) 2 = 4 and the probability that both her parents transmitted A is likewise ...
Pagina 163
... homozygous genotypes even as they are being eliminated by natural selection . If the relative fitnesses of genotypes AA , AA ' , and A'A ' are 1 s , 1 , and 1 - t respectively , the gene frequencies converge from any initial values to ...
... homozygous genotypes even as they are being eliminated by natural selection . If the relative fitnesses of genotypes AA , AA ' , and A'A ' are 1 s , 1 , and 1 - t respectively , the gene frequencies converge from any initial values to ...
Altre edizioni - Visualizza tutto
Parole e frasi comuni
adaptive adaptive radiation allele frequency allozyme Amer amino acid ancestor animals average behavior biological birds bristle number caused cells Chapter characters chromosome cladistic coefficient coevolution competition copies correlated deleterious developmental differentiation distribution divergence Dobzhansky Drosophila melanogaster ecological effect environment environmental enzyme equilibrium evidence evolutionary change evolved example extinction rate factors favor females Figure fitness fossil record function Futuyma gametes gene conversion gene flow gene frequencies genetic drift genetic variation genome genotypes geographic groups habitats heritability heterozygotes heterozygous higher taxa homozygotes homozygous host human hybrid inbreeding increase individual insects interactions Lewontin linkage disequilibrium loci locus males mammals mating mechanisms molecular morphological mutation natural selection nucleotide occur offspring organisms pairs parasites pattern phenotype phylogenetic phylogeny plants polymorphism predators prey proteins pseudogenes random recombination relative reproductive isolation sequence sexual similar speciation structure survival sympatric taxon theory tion trait transposable elements variable variance