Residual variance: Variation in trait observations that remain after accounting for identifiable genetic and environmental effects. Genetic heterogeneity: The presence of genetic variation that ...

A large international study of over 21,000 identical twins has identified genetic variants that influence how individuals ...

An international team of researchers led by King's College London has identified genetic factors that may make some ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Arun Durvasula, University of Southern California (THE CONVERSATION) Sitting in my ...

Germ cells—eggs and sperm—maintain integrity of genetic information ... richer data on environmental exposures may reveal additional important factors that influence variation in de novo ...

A new study about tadpoles that turn into cannibals may sound like fodder for nature trivia, but it carries a much deeper ...

As an evolutionary geneticist, Coop studies how genetics and environmental variation shape populations. He uses a combination of mathematical modeling and data analysis to tackle questions about the ...

The common environmental and dominant genetic effects could be removed from ... explaining almost 50 percent of the variation in the severity of this disease. Cataract is a major public health ...

The study examined how individuals’ varying sensitivity to environmental factors can influence levels of ADHD symptoms, ...

"In natural populations, there's a huge amount of variation in starting position in terms of an individual's environment and its genetics." Biologists usually focus on the genetic and ...

A new study finds the genetic backgrounds of people in the U.S. are "highly complex" and may differ from their self-defined ...