Choices… Globe and Mail
The traditional idea that we are the passive carriers of our genes is being challenged by the notion that we are their custodians. Our lifestyles â€” what we eat, how much we exercise, whether we smoke â€” may play a role in a chemical switching system that activates or deactivates our genes. There are signs that our behaviour may program sections of our children’s DNA, and that how we live may even affect our grandchildren’s genes.
We are custodians in more ways than one. Turns out we are even the keepers of our grandchildren’s genes…