Comprehensionhard · Past Paper
Read the passage: Epigenetics is the study of changes in organisms caused by modification of gene expression rather than alteration of the genetic code itself. It suggests that environmental factors and lifestyle can influence how genes are turned on or off. Question: How is epigenetics different from standard genetics?
AIt changes the DNA sequence
BIt focuses on gene expression modification without changing the DNA code
CIt only applies to plants
DIt claims environment has no impact
✓ Correct Answer: B — It focuses on gene expression modification without changing the DNA code
The passage defines it as changes in gene expression rather than the genetic code itself.
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