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epistasis

 

Definitions from WordNet

Noun epistasis has 1 sense
  1. hypostasis, epistasis - the suppression of a gene by the effect of an unrelated gene
    --1 is a kind of organic process, biological process

Definitions from the Web

Epistasis

Definition:

Epistasis refers to the interaction of non-allelic genes where the effect of one gene depends on the presence of one or more other genes.

Senses:

  1. Genetics: The action of one gene inhibiting or modifying the expression of another gene.
  2. Evolutionary Biology: The phenomenon where the effect of a mutation on a phenotype is dependent on the presence of other mutations.

Sample Sentences:

  1. The presence of the A gene resulted in the inhibition of the B gene's expression, demonstrating a clear case of epistasis.
  2. In evolutionary biology, epistasis plays a crucial role in understanding the intricate relationships between genetic mutations.

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