Sexual isolation
Genetic Mapping of Sexual Isolation Between E and Z Pheromone Strains of the European Corn Borer (Ostrinia nubilalis)
... The E and Z pheromone strains of the European corn borer (ECB) provide an exceptional model system for examining the genetic basis of sexual isolation. Differences at two major genes account for variation ...
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The effect of DNA sequence divergence on sexual isolation in Bacillus.
... Using both genomic DNA and a PCR-amplified segment of gene rpoB as donor, we found that the extent of sexual isolation at locus rpoB was closely predicted, ove[r] ...
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Quantitative Trait Loci for Cuticular Hydrocarbons Associated With Sexual Isolation Between Drosophila simulans and D. sechellia
... Reproductive isolation, responsible for speciation, is likely to involve complex, coevolved, polygenic traits (leading to a ‘‘type I’’ genetic architecture in the terminology of T empleton 1981, ...ductive ...
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Genetics of a Pheromonal Difference Affecting Sexual Isolation Between Drosophila mauritiana and D. sechellia
... ter group, males readily court dead conspecific females, and sexual isolation is due to either males’ refusal to court females of another species (as L). mauritiana males us.[r] ...
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Quantitative Trait Loci for Sexual Isolation Between Drosophila simulans and D. mauritiana
... reproductive isolation between the sibling species Drosophila simulans and ...affecting sexual isolation act additively, are largely different in males and females, and are not disproportionately ...
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Wolbachia induces sexual isolation in Drosophila melanogaster and Drosophila simulans
... reproductive isolation between infected and uninfected ...of sexual isolation in the species ...influencing sexual isolation in Drosophila populations and may play a role in speciation ...
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The log-linear relationship between sexual isolation and sequence divergence in Bacillus transformation is robust.
... The relationship between sexual isolation and sequence divergence showed a good fit to the log-linear model for each of the nine wild-type strains. amyloliquefaciens as donor),[r] ...
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Contact Chemoreception, Mating Behaviour, and Sexual Isolation in the Rotifer Genus Brachionus
... It is quite clear that the reaction of males in female-conditioned media is a real mating reaction for the following reasons: a Males exhibited the same type of reaction when transferred[r] ...
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The genetics of sexually dimorphic traits implicated in sexual isolation in Drosophila : QTLs and candidate genes
... 1.5 Candidate Genes and Quantitative Trait Loci Analysis QTL Understanding the genetic determinants of sexually dimorphic traits influencing mate choice is essential for deciphering the [r] ...
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Incipient Speciation by Sexual Isolation in Drosophila melanogaster: Extensive Genetic Divergence Without Reinforcement
... Because the analysis of genes of sexual isola- tion is still at the whole-chromosome level, the resolu- tion is limited, With respect to male mating success, the genetic archit[r] ...
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THE CHROMOSOMAL BASIS OF SEXUAL ISOLATION IN TWO SIBLING SPECIES OF DROSOPHILA: D. ARIZONENSIS AND D. MOJAVENSIS
... The interfertile species pair, Drosophila mojauensis and Drosophila arizonensis, was used to obtain male and female flies carrying various interspecific chromosomal combinations.[r] ...
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The Effect of Mismatch Repair and Heteroduplex Formation on Sexual Isolation in Bacillus
... We have compared the relationship between sexual isola- tion and sequence divergence in two isogenic recipient strains, one that is wild type (1A96) and one that is defi- cient for the g[r] ...
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GENETICS OF SEXUAL ISOLATION BETWEEN DROSOPHILA PSEUDOOBSCURA AND DROSOPHILA PERSIMILIS
... Number of females dissected (hi) and percentage carrying sperm (%) in crosses between backcross hybrid females, D. pseudo- persimilis, CHROMOSOMES HYBRID ALIEN SP. pseud[r] ...
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Behavioural mechanisms of sexual isolation involving multiple modalities and their inheritance
... Behavioural isolation has been found to be asymmetric in a number of taxa, and several mutually non-exclusive theories have been proposed to explain these asymmetries (reviewed in Arnold et ...behavioural ...
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THE GENETICS OF SEXUAL ISOLATION IN DROSOPHILA PAULISTORUM
... Hybrids between the Centro-American and Andean-South Brazilian races: The crosses made to study the sexual preferences of the hybrids carrying various combinations of the c[r] ...
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DNA Sequence Similarity Requirements for Interspecific Recombination in Bacillus
... exponentially with the DNA sequence divergence be- tween the donor and the recipient. In view of the new results, we now require that such conserved sequences be present on both ends of the donor strand. The modi- fied ...
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The Genetic Basis of Prezygotic Reproductive Isolation Between Drosophila santomea and D. yakuba Due to Mating Preference
... on sexual isolation in this species pair is not due to a visual cue, since there was no dif- ference in measures of sexual isolation between these species determined under light and dark ...
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Effect of laboratory acclimation on the variation of reproduction related characters in Drosophila melanogaster
... behavioral isolation, eventually leading to the formation of new ...inducing sexual isolation – were found between Drosophila melanogaster populations of various origins acclimated for many ...
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Sexual and postmating reproductive isolation between allopatric Drosophila montana populations suggest speciation potential
... The different experimental designs employed in this study did not always yield similar results; premating iso- lation was significant in experimental designs where females were able to choose between their own and for- ...
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Genetics of a Difference in Male Cuticular Hydrocarbons Between Two Sibling Species, Drosophila simulans and D. sechellia
... Our hypothesis was that if sexual isolation was affected by the male’s pheromonal profile, then (1) males containing tricosene ratios abnormal for their species would ma[r] ...
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