Biology · Epigenetics
How do epigenetic changes primarily differ from genetic mutations?
- 1Epigenetic changes involve the deletion of entire chromosomes during cell division.
- 2Epigenetic changes only occur in mitochondrial DNA and never affect nuclear DNA.
- 3Epigenetic changes are completely irreversible and alter the DNA base sequence.
- 4Epigenetic changes are reversible and do not alter the underlying DNA sequence.✓
Correct answer
Epigenetic changes are reversible and do not alter the underlying DNA sequence.
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