Results 11 to 20 of about 24,559 (276)

Do Opposites Attract? Educational Assortative Mating and Dynamics of Wage Homogamy in Switzerland, 1992–2014 [PDF]

open access: yesSwiss Journal of Sociology, 2017
This paper addresses homogamy and assortative mating in Switzerland. The empirical analysis monitors trends for education and hourly wages using the Swiss Labour Force Survey and the Swiss Household Panel.
Ravazzini Laura   +2 more
doaj   +2 more sources

Assortative mating among Lake Malawi cichlid fish populations is not simply predictable from male nuptial colour [PDF]

open access: yesBMC Evolutionary Biology, 2009
Background Research on the evolution of reproductive isolation in African cichlid fishes has largely focussed on the role of male colours and female mate choice. Here, we tested predictions from the hypothesis that allopatric divergence in male colour is
Taylor Martin I   +6 more
doaj   +5 more sources

Assortative mating biases marker-based heritability estimators [PDF]

open access: yesNature Communications, 2022
Methods for estimating heritability, the fraction of variance attributable to genetic factors, assume random mating. Here, the authors show that under assortative mating, when mate choice reflects phenotypic similarity, these methods produce ...
Richard Border   +7 more
doaj   +2 more sources

Modeling assortative mating and genetic similarities between partners, siblings, and in-laws [PDF]

open access: yesNature Communications, 2022
Assortative mating could violate the assumption of random mating used in many genetic studies. Here, the authors study more than 25,000 Norwegian families to find genetic similarity between partners, siblings, and in-laws in genetic factors related to ...
Fartein Ask Torvik   +10 more
doaj   +2 more sources

Assortative mating on blood type: Evidence from one million Chinese pregnancies [PDF]

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2022
Yao Hou, Jingyuan Wang
exaly   +2 more sources

Assortative Mating in Animals [PDF]

open access: yesThe American Naturalist, 2013
Assortative mating occurs when there is a correlation (positive or negative) between male and female phenotypes or genotypes across mated pairs. To determine the typical strength and direction of assortative mating in animals, we carried out a meta-analysis of published measures of assortative mating for a variety of phenotypic and genotypic traits in ...
Jiang, Yuexin X.   +2 more
openaire   +3 more sources

Assortative mating for obesity [PDF]

open access: yesThe American Journal of Clinical Nutrition, 2007
Assortative mating is the nonrandom mating of individuals with respect to phenotype and cultural factors. Previous studies of assortative mating for obesity have indicated that it may have contributed to the obesity epidemic. However, those studies all used body mass index or skinfold thicknesses to measure obesity and did not always account for ...
John R, Speakman   +3 more
openaire   +2 more sources

Conditioning on parental mating types can reduce necessary assumptions for Mendelian randomization

open access: yesFrontiers in Genetics, 2023
Mendelian randomization (MR) has become a common tool used in epidemiological studies. However, when confounding variables are correlated with the instrumental variable (in this case, a genetic/variant/marker), the estimation can remain biased even with ...
Keisuke Ejima   +8 more
doaj   +1 more source

Can preference for oviposition sites initiate reproductive isolation in Callosobruchus maculatus? [PDF]

open access: yesPLoS ONE, 2011
Theory has identified a variety of evolutionary processes that may lead to speciation. Our study includes selection experiments using different host plants and test key predictions concerning models of speciation based on host plant choice, such as the ...
Emma Rova, Mats Björklund
doaj   +1 more source

Assortative Mating By Diet In A Phenotypically Unimodal But Ecologically Variable Population Of Stickleback [PDF]

open access: yes, 2008
Speciation with gene flow may be driven by a combination of positive assortative mating and disruptive selection, particularly if selection and assortative mating act on the same trait, eliminating recombination between ecotype and mating type ...
Bolnick, Daniel I., Snowberg, Lisa K.
core   +1 more source

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