Key Question 9 Topic hummer and pubic louse Its postcode new to hear some unmatched and only(a) say that smoking kills, unless what does it actually mean? How does smoking suffer linked to crabmeat? Well the tobacco kitty contains more(prenominal) than 7,000 chemicals and at least 250 have been declargond to be harmful to our health. near of those embroil hydrogen cyanide, carbon monoxide, arsenic, benzene and ammonia. dope slump outright is the leading cause of genus Cancer deaths; Cancer also causes total disease, stokes, chronic bronchitis and cataracts. Some medical advances that we have intentional of is that lung pubic louse patients who quit smoking after finishing give-and-take are less likely to have a recurrence of lung cancer again. Researchers also looked into exactly what genetic damage the chemicals in stub smoke caused. The chemicals found in the cigarette smoke obtain to DNA and causes mutations that lead to cancer. Researchers compared the DNA from a lung cancer cell to normal cells to see exactly what damage is macrocosm make. This subscribe showed that for approximately every 15 cigarettes that were inhaled, a psyche develops one genetic mutation.
The cells attempt to repair the damage that has been done on the lungs but are not always solely successful. Bibliography 1) health Watch - Cancer Advances: Smoking and Cancer. UT Southwestern. Web. 04 Apr. 2012. <http://www.utsouthwestern.edu/newsroom/health-watch/year-2010/health-watch-cancer-advances-smoking-and-cancer.html>. 2) Smoking and Cancer. Http://www.quit-smo! king-central.com. Web. 04 Apr. 2012. <http://www.quit-smoking-central.com/smoking-and-cancer.html>. 3) National Cancer Institute. Harms of Smoking and health Benefits of Quitting -. Web. 04 Apr. 2012. <http://www.cancer.gov/cancertopics/factsheet/Tobacco/ end>.If you want to get a full essay, order it on our website:
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