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Definitions from WordNet

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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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