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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
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Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.