outbreeding


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outbreeding

/out·breed·ing/ (out´brēd″ing) the mating of unrelated individuals, which often produces more vigorous offspring than the parents are in terms of growth, survival, and fertility.

outbreeding

(out′brē′dĭng)
n.
1. The breeding or mating of distantly related or unrelated individuals.
2. The intentional breeding of distantly related or unrelated individuals for the purpose of producing offspring of superior quality.

outbreeding

Etymology: AS, ut, out, bredan, to breed
the production of offspring by the mating of unrelated individuals, which can lead to superior hybrid traits or strains. Compare inbreeding. See also heterosis.

outbreeding

a mating system in which matings between close relatives do not usually occur. Compare INBREEDING.

outbreeding

the mating of unrelated organisms. Called also crossbreeding.
References in periodicals archive ?
78) For instance, the Westslope Cutthroat Trout ("WCT") subspecies is currently facing an outbreeding depression problem.
Outbreeding depression in hybrids between spatially separated pink salmon, Oncorhynchus gorbuscha, populations: marine survival, homing ability, and variability in family size.
Predominance of obligate outbreeding in the simultaneous hermaphrodite Celleporella hyalina sensu lato.
In Blackburn, Griffin claims burkhas nothing to do with religion: "It's their way of saying, 'We're here, we're outbreeding you, your Government's paying us to take over and we're going to fly the black flag of Islam over your No 10 Downing Street'.
We think that chronically stressful environments should increase outbreeding, because inbreeding may lead to offspring that are not genetically diverse enough to deal with the varying circumstances that a risky and stressful environment imposes on them," she said.
Panic within non-communist countries that the enemy might be outbreeding them supported restrictions on contraceptives.
and the speed with which Hispanics are outbreeding whites; this is less of a worry, he suggests, because Hispanics have cultural norms and values very similar to the white U.
Marriages within the gotra are banned in Hindus under the rule of exogamy or outbreeding in the traditional matrimonial system.
Microsatellite loci reveal sex-dependent responses to inbreeding and outbreeding in red deer calves.
It's getting the balance between inbreeding and outbreeding that is important.
Outbreeding populations, on the other hand, are expected to show a higher frequency of deleterious recessive alleles that are not purged during many generations of inbreeding because they can be hidden from selection in heterozygous individuals (Treuren et al.