The Genetics of Smoking

The study I’m examining this week is profound for a number of reasons. Identifying the genes that are affected by direct contact with the toxins in cigarette smoke provides one piece of a very complex puzzle. For example, they showed the difference in genetic mutations in the same type of tumors between smokers and non-smokers. The smokers had the genetic mutations while the non-smokers didn’t. So why did they get that type of cancer? That’s why I said it’s one piece of a puzzle. There are undoubtedly other factors involved.

With the information that . . .

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