There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
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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.
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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).
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The familiar sounds of your heart are made by the heart's valves as they open and close.
Function of the Rb protein
human genome percentage
How alcohol affects you body
The tension of the spring in the fuel-pressure regulator determines the operating pressure on a ...
Human Thyroid and Parathyroid Glands
Body plan of an aquatic snail and micrograph of a radula