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Did you know?
There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.
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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
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A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.
![Positron emission tomography (PET) image showing the difference in the metabolic activity of the bra](https://biology-forums.com/gallery/47/medium_14755_27_08_12_12_14_19_81821620.jpeg)
![Three days after the Boston Marathon explosion, the FBI released this photograph that had been taken](https://biology-forums.com/gallery/47/medium_27_24_08_15_1_42_56_22412771.jpeg)