Results 101 to 110 of about 6,903 (228)

Goodness‐of‐Fit Tests for Positive Quadrant Dependence

open access: yesInternational Statistical Review, EarlyView.
Summary When two random variables are positive quadrant dependent (PQD), they are more likely to assume small (or large) values simultaneously compared with when the random variables are independent. This dependence structure is of interest in many areas, including finance, actuarial science and engineering.
Chuan‐Fa Tang, Joshua M. Tebbs
wiley   +1 more source

Disentangling direct and indirect genetic pathways to neurodevelopmental risk: brain structure and behavior in a population‐based parent–offspring trio study

open access: yesJournal of Child Psychology and Psychiatry, EarlyView.
Background Neurodevelopmental disorders (NDDs) are highly heritable, yet the pathways linking parental genetic liability to child outcomes remain poorly understood. Traditional designs cannot easily separate genes transmitted to the child from environmental influences shaped by parental genotypes.
Fin J. E. van Uum   +10 more
wiley   +1 more source

When biology meets materials science – Interdisciplinary applications of electron microscopy

open access: yesJournal of Microscopy, EarlyView.
Abstract Research at the interface between biology and materials science creates challenges for electron microscopists. Everything from the sample preparation to the choice of imaging and analytical techniques and the interpretation of the resulting data refuses to sit comfortably within the domain of one discipline or the other.
Martin Saunders   +5 more
wiley   +1 more source

Scratching beneath the surface: Quantification of muscle architecture and myosin heavy chain content in the forelimbs of black‐tailed prairie dogs (Cynomys, Rodentia)

open access: yesJournal of Anatomy, EarlyView.
Black‐tailed prairie dogs are highly social ground squirrels that excavate communal burrow systems, most often in medium‐textured soils. Their forelimbs demonstrate morphofunctional trade‐offs for scratch‐digging and terrestrial ecology, including well‐developed and fast‐contracting proximal musculature with large mechanical advantage paired with ...
Luke A. Scheetz   +4 more
wiley   +1 more source

Male size does not correlate with fertilization success in two bufonid toads that show size-assortative mating

open access: yesCurrent Zoology, 2013
We examined sexual size dimorphism (SSD), mating pattern, fertilization efficiency and female reproductive traits in two bufonid toads (Bufo gargarizans and Duttaphrynus melanostictus) to test the idea that importance of male body size for egg ...
Xiao-Li FAN, Zhi-Hua LIN, Xiang JI
doaj  

Assortative mating and parental genetic relatedness contribute to the pathogenicity of variably expressive variants. [PDF]

open access: yesAm J Hum Genet, 2023
Smolen C   +42 more
europepmc   +1 more source

How I Met My Partner: Online Dating and the Homogamy Gap Between Same‐Sex and Different‐Sex Couples

open access: yesJournal of Marriage and Family, EarlyView.
ABSTRACT Objective This study examines whether online dating helps explain differences in homogamy between same‐sex and different‐sex couples in the United States. Background Same‐sex couples tend to exhibit lower levels of homogamy than different‐sex couples, yet the mechanisms underlying these differences remain unclear.
Jisu Park
wiley   +1 more source

Mechanisms of species divergence through visual adaptation and sexual selection:Perspectives from a cichlid model system

open access: yesCurrent Zoology, 2010
The theory of ecological speciation suggests that assortative mating evolves most easily when mating preferences are directly linked to ecological traits that are subject to divergent selection.
Martine E. MAAN, Ole SEEHAUSEN
doaj  

Attractiveness for Status? The Link Between Physical Attractiveness and Male Refugees' Romantic Relationships in Germany

open access: yesJournal of Marriage and Family, EarlyView.
ABSTRACT Objective This study examines the link between physical attractiveness and partnership outcomes among a group of young male refugees, drawing on Social Exchange Theory, which posits that individuals exchange valued traits—such as attractiveness—for higher status in other domains.
Irena Kogan   +2 more
wiley   +1 more source

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