What is Epigenetics and what can it tell us?
Reference source: https://ghr.nlm.nih.gov/primer/howgeneswork/epigenome What is epigenetics? DNA modifications that do not change the DNA sequence can affect gene activity. Chemical compounds that are added to single genes can regulate their activity; these modifications are known as epigenetic changes. The epigenome comprises all of the chemical compounds that have been added to the entirety of one’s DNA