Epimutation
Definition, Meaning & Examples
Pronunciation [ɛpɪmjuˈteɪʃən] · Part of speech noun
Quick meaning: Epimutation is a noun meaning (genetics) A heritable change in gene expression that does not affect the actual base pair sequence of DNA.
Meaning
(genetics) A heritable change in gene expression that does not affect the actual base pair sequence of DNA.
Example Sentences
The first sign of cellular abnormality in some tumors is an epimutation—a change in heritable chromatin marks, such as an increase or decrease in the density of DNA methylation.
Word Forms
- epimutations
Related Words
Related dictionary entries include epitype, epimutant, epigenetics, epigenotype, hypomutation, epimutagenesis.
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Sources & Attribution
FreeDictionaryAPI.com / Wiktionary · Original source · CC BY-SA 4.0
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