筛选
科学数据
统计数据
共检索到137条 ,权限内显示50条;
Data from: The fate of W chromosomes in hybrids between wild silkmoths, Samia cynthia ssp.: no role in sex determination and reproduction
- 负责人:
- 关键词:
- DOI:
- doi:10.5061/dryad.2752g
- 摘要:
- Moths and butterflies (Lepidoptera) have sex chromosome systems with female heterogamety (WZ/ZZ or derived variants). The maternally inherited
Data from: Exaggerated heterochiasmy in a fish with sex-linked male coloration polymorphisms
- 负责人:
- DOI:
- doi:10.5061/dryad.70bs72s
- 摘要:
- ) polymorphisms] are the main selective force for the evolution of recombination suppression between sex chromosomes. However, empirical evidence to discriminate
Data from: Analysis of the karyotype structure in Ricolla quadrispinosa (Linneus, 1767): inferences about the chromosomal evolution of the tribes
- 负责人:
- DOI:
- doi:10.5061/dryad.2j8jr
- 摘要:
- quadrispinosa (Linneus, 1767). The chromosome number was determined as 2n = 24 + X1X2Y in males. In metaphase II the autosomal chromosomes were organized
Data from: The balanced-lethal system of crested newts: a ghost of sex chromosomes past?
- 负责人:
- DOI:
- doi:10.5061/dryad.3n977
- 摘要:
- e viable, while homozygotes are lethal. Given such a strong segregation load, how could autosomes stop recombining? We propose a role for a sex-chromosome
Data from: Empirical evidence for large X-effects in animals with undifferentiated sex chromosomes
- 负责人:
- DOI:
- doi:10.5061/dryad.5jq64
- 摘要:
- Reproductive isolation is crucial for the process of speciation to progress. Sex chromosomes have been assigned a key role in driving
Data from: X-chromosome meiotic drive in Drosophila simulans: a QTL approach reveals the complex polygenic determinism of Paris drive suppression
- 负责人:
- DOI:
- doi:10.5061/dryad.5dk2fs5
- 摘要:
- lection, which tends to restore an equal sex ratio, favors the emergence of resistant Y chromosomes and autosomal suppressors. This is the case in the Paris sex
Data from: Contrasting patterns of X-chromosome divergence underlie multiple sex-ratio polymorphisms in stalk-eyed flies
- 负责人:
- 关键词:
- Teleopsis whitei;recombination;selfish gene;Teleopsis dalmanni;genomic conflict;Genetic divergence
- DOI:
- doi:10.5061/dryad.04pj7
- 摘要:
- ows chromosome-wide differences between sex-ratio (XSR) and standard (XST) X chromosomes consistent with a relatively old sex-ratio haplotype base
Data from: The sex with the reduced sex chromosome dies earlier: a comparison across the tree of life
- 负责人:
- DOI:
- doi:10.5061/dryad.tmpg4f4vk
- 摘要:
- in lifespan is the unguarded X hypothesis, which suggests that the reduced or absent chromosome in the heterogametic sex (e.g. the Y chromosome in mammals
Data from: Accumulation of deleterious mutations on the neo-Y chromosome of Japan sea stickleback (Gasterosteus nipponicus)
- 负责人:
- DOI:
- doi:10.5061/dryad.v8rq0
- 摘要:
- Degeneration of Y chromosomes is a common evolutionary path of XY sex chromosome systems. Recent genomic studies in flies and plants have revealed
Data from: A new approach to chromosomal evolution in the giant water bug (Heteroptera: Belostomatidae)
- 负责人:
- DOI:
- doi:10.5061/dryad.nf241
- 摘要:
- (NORs) on the sex chromosomes. That karyotype would have originated other karyotypes through agmatoploidy, simploidy, heterochromatinization, and mo