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Author Question: In the sentence, On our trip to San Francisco, we explored Fisherman's Wharf in the morning and ... (Read 38 times) |
The familiar sounds of your heart are made by the heart's valves as they open and close.
You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.
Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.