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The horizontal fraction bar was introduced by the Arabs.

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Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

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Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.

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According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

Several common functional groups in a single biomolecule Several common functional groups in a single biomolecule
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Primary rainbows are the brightest and most common. Primary rainbows are the brightest and most common.
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Video: Embryonic development - Weeks 5 to 8

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