selectional

The goal seem to be to create ecological systems that allow the game developers to maintain control with the game world in order to avoid ecological collapse due to player activities such as selectional hunting and hoarding - Greyhawk, but at the same time approximates what a realistic ecology would be for the given world fiction in order to make the virtual world believable and immersive.

Believability 2004

We can watch how selection operates, we can find the mutational and selectional mechanisms.

Let he who is without sin, cast the first stone - The Panda's Thumb 2005

In the earliest stages of language learning, children acquire "selectional restrictions" in their use of words.

Academic Ignorance and Black Intelligence 1972

The traditional view of sexual morality has been to ignore the selectional aspect here discussed and to stress the alleged deterioration of the germ-plasm by the direct action of the toxins of syphilis.

Applied Eugenics Paul Popenoe 1933

It is only fair to add, although Kishi does not emphasize the fact, that in all probability those individuals in which the dancing tendency was most pronounced would naturally be selected by the breeders who kept these animals as pets, and thus it would come about that selectional breeding would supplement the inheritance of an acquired character.

The Dancing Mouse A Study in Animal Behavior Robert M. Yerkes 1916

(Saint Loup, Kammerer, Cyon); (4) origin by natural selection, and inheritance, favored by selectional breeding (Landois).

The Dancing Mouse A Study in Animal Behavior Robert M. Yerkes 1916

Haacke himself believes, however, that the race originated either in China or Japan as the result of systematic selectional breeding.

The Dancing Mouse A Study in Animal Behavior Robert M. Yerkes 1916

Landois (22 p. 62) thinks that it is the product of natural selection and heredity, favored, possibly, by selectional breeding in China.

The Dancing Mouse A Study in Animal Behavior Robert M. Yerkes 1916

(Kishi); (3) origin by mutation, inheritance, and selectional breeding

The Dancing Mouse A Study in Animal Behavior Robert M. Yerkes 1916

Theories concerning the origin of the race: selectional breeding; the inheritance of an acquired character; mutation, inheritance, and selectional breeding; pathological changes; natural selection -- Instances of the occurrence of dancers among other kinds of mice -- Results of crossing dancer with other kinds of mice.

The Dancing Mouse A Study in Animal Behavior Robert M. Yerkes 1916