Uploaded by Sean Dufford

Cigarettes and your DNA worksheet

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Cigarettes and your DNA
1. Every year, smoking causes how many deaths in the United States? _________________
2. List 3 health problems related to smoking. _____________________,
______________________, and _______________________.
3. How many types of cancer are related to smoking cigarettes? ____________________
4. Cigarette smoking can leave a _________ year legacy on your DNA.
5. True or False:
Several changes in cells within multiple parts of the body occur from smoking a pack per
day for one year.
Within one year of smoking,
6. How many mutations occur in lung cells? __________________________
7. How many mutations occur in the larynx? __________________________
8. How many mutations occur in the oral cavity? __________________________
9. For every year a person smokes, they accrue ______________ new mutations in their
DNA.
10. Smoking causes genetic _________________________ and increases the risk of cancer.
11. Not only does smoking cause genetic mutations, but it also causes changes in one’s
__________.
12. Among those who had quit smoking within five years, most of these sites were at similar
levels to the ______________ _________________.
13. Smoking has an incredibly long-lasting impact on your DNA and can last
_____________________ after you quit.
14. So even though the majority of your DNA methylation signals return to never-smoker
levels after __________ years, your body can still struggle to heal itself decades after.
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