All it needs to do is increase the abundance of some of the genes affecting the trait in question, a process known as a "soft sweep".
One test of a group's integration into American society, observes Walter Dellinger, is the point at which no one thinks the trait in question is a relevant consideration in a Supreme Court nomination.
The social meaning may finally liberate us from the simplistic and harmful idea, false for many other reasons as well, that each aspect of our being, either physical or behavioral, may be ascribed to the action of a particular gene "for" the trait in question.
This can be accomplished by first crossing a plant of the superior variety to a plant of the donor variety, which carries the trait in question, and then mating the progeny back to a plant having the genotype of the superior parent.
Some portion of the expected fitness of the interactor is directly correlated with the value of the trait in question.
The basis for our approval or disapproval, Hume thinks, is the agreeableness or usefulness of the trait in question.
Once this analysis has been carried out a simple formula provides a number between 0 and 1 that is the heritability measure for the trait in question.
The individuals who survive from Generation 1 reproduce to produce Generation 2. (C) Because the trait in question is heritable, this second generation will (mostly) resemble the parent generation.
The claim that, among a large number of people, some will have a rare trait can easily be believed – depending on the trait in question – by a multitude or by "the wise".
On Alfano's view, when people act in accordance with a virtue, they often do so not because they possess the trait in question, but because they think they do or because they know that other people think they do.
