major gene


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major gene

[′mā·jər ‚jēn]
(genetics)
Any gene individually associated with pronounced phenotypic effects.
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References in periodicals archive ?
We observed no significant effect: for the distribution of major gene carriers in local chicken flocks between individual households and between hens and cocks (p>0.
Mapping a major gene for growth habit and QTLs for Ascochyta blight resistance and flowering time in a population between chickpea and Cicer reticulatum.
A family study of dermatoglyphic traits in India: a search for major gene effects on palmar pattern ridge counts.
The reason for the early collapse of varieties is linked to the evolution of new rust races, rendering resistance in the varieties ineffective based on major genes.
2001, Evidence of major genes for exercise heart rate and blood pressure at baseline and in response to 20 weeks of endurance training: the HERITAGE family study.
Caroline's asthma is only mild so there's not going to be a major gene at work there.
Obsessive compulsive disorder (OCD) is a neuropsychiatric condition that has been shown to be heritable and for which a major gene effect has been reported based on segregation studies (1,2).
Segregation studies have suggested that there is a major gene with the rarer allele associated with increased total serum bilirubin (22, 34).
One is major gene resistance, sometimes also called race-specific resistance, in which the wheat proteins recognize specific rust proteins and quickly wipe out the invader.
BEING FAT IS IN MY GENES It is not the case that major gene defects are unlikely to be the cause of obesity.