system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Which of the following is not an epigenetic change?
assistant
The correct answer is  Epigenetics Study of heritable gene expression without change in the nucleotide sequences. Major epigenetic mechanisms: DNA methylation Histone modifications Alteration in Chromatin Structure microRNAs Point mutation Changes the nucleotide sequence. Does not come under the definition of epigenetic change.