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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

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Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

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Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

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The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

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Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Neptune - Great White Spot Neptune - Great White Spot
Hokusai, The Great Wave off Kanagawa, from the series Thirty-Six Views of Mount Fuji. Hokusai, The Great Wave off Kanagawa, from the series Thirty-Six Views of Mount Fuji.
Ten Leading Causes of Death in the World, 2011 Ten Leading Causes of Death in the World, 2011
World Aquaculture Production "لإنتاج العالمي لتربية الأحياء" World Aquaculture Production "لإنتاج العالمي لتربية الأحياء"
Western musical instruments Western musical instruments
Video: Photosynthesis overview Animation

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