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epistasis

Pronunciation:  i'pistusis

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WordNet Dictionary
 
 Definition: [n]  the suppression of a gene by the effect of an unrelated gene
 
 Synonyms: hypostasis
 
 See Also: biological process, organic process

 

 

Biology Dictionary
 
 Definition: The condition where one gene suppresses the expression of another gene (and therefore whatever phenotype it is responsible for), when the two genes are not alternate alleles of the same phenotype. The gene which does the suppressing is called the epistatic gene.
 
 Synonyms: epistatic
 

 

 

Glossary
 
 Definition: One gene interfers with or prevents the expression of another gene located at a different locus.
 

 

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