Genetic expression is affected by lifestyle and environment. The changes not only affect us, but can be passed on to future generations. I had no idea. Read more: Nova segment on epigenetics.
![Photo: UAB Magazine (2016)](https://i0.wp.com/www.yellacatranch.com/wp-content/uploads/2016/10/dc6e1-epigeneticss.jpg?resize=510%2C200&ssl=1)
A genealogical journal
Genetic expression is affected by lifestyle and environment. The changes not only affect us, but can be passed on to future generations. I had no idea. Read more: Nova segment on epigenetics.