Epigenetic - Meaning, Definition & English Examples
Epigenetic refers to changes in gene expression caused by external or environmental factors without altering the DNA sequence. These modifications can affect how cells read genes and are often heritable.
epigenetic
Definition:
Relating to changes in gene expression without altering the DNA sequence.
Synonyms:
heritable, non-genetic, regulatory
Part of Speech:
adjective
Antonyms:
genetic, hereditary
Common Collocations:
epigenetic changes, epigenetic modifications, epigenetic regulation, epigenetic inheritance
Derivatives:
epigenetically, epigenetics
Usage Tips:
Use "epigenetic" to describe biological processes influencing gene activity beyond DNA sequence changes.
Common Phrases:
epigenetic markers, epigenetic landscape, epigenetic clock
Etymology:
From Greek "epi-" (upon) + "genetic," referring to factors acting atop genetic material.
Examples:
- 1. Epigenetic modifications can affect how genes are expressed.
- 2. Scientists study epigenetic changes to understand disease development.
- 3. Environmental factors may cause epigenetic alterations in cells.
- 4. Epigenetic inheritance explains traits passed without DNA mutations.