SO:0000771

TermSO:0000771
NameQTL
DefinitionA quantitative trait locus (QTL) is a polymorphic locus which contains alleles that differentially affect the expression of a continuously distributed phenotypic trait. Usually it is a marker described by statistical association to quantitative variation in the particular phenotypic trait that is thought to be controlled by the cumulative action of alleles at multiple loci. [http://rgd.mcw.edu/tu/qtls/].
Namespacesequence
Relationshipis_a SO:0001411 (biological_region)
Synonymquantitative trait locus
CommentAdded in respose to request by Simon Twigger November 14th 2005.
Short NameSO
Vocabulary Name(s)sequence
DescriptionThe sequence ontology.
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