Vaccines prevent between 2.5 and 4 million deaths every year.
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On average, the stomach produces 2 L of hydrochloric acid per day.
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Cyanide works by making the human body unable to use oxygen.
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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
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According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.
Structure of the enzyme chymotrypsin, a globular protein
Common structure of nucleotides
How to plot a sine function containing an amplitude and phase shift (Question 1 of 3)