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Did you know?

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

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The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

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Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

Near Vision Testing with the Rosenbaum Pocket Vision Screener Near Vision Testing with the Rosenbaum Pocket Vision Screener
Testing for Glucose in Urine Using the Tablet Method Testing for Glucose in Urine Using the Tablet Method
Testing a dual cell wideband oxygen sensor can be done using a voltmeter or a scope. The meter ... Testing a dual cell wideband oxygen sensor can be done using a voltmeter or a scope. The meter ...
Testing the strength of the trapezius muscle against resistance Testing the strength of the trapezius muscle against resistance
Testing the plantar reflex Testing the plantar reflex
Testing for Homans’ sign Testing for Homans’ sign
Video: Oogenesis Animation

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