DNA methylation: The role it plays in aging cells

Although every person's DNA remains the same throughout their lives, scientists know that it functions differently at different ages. As people age, drastic changes occur in their DNA methylation patterns, which are thought to act as a "second code" on top of the DNA that can lock genes in the on or off position. However, what the consequences of these changes are remains a mystery.

Read the whole article on Science Daily

More from Science Daily