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).
Did you know?
About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.
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More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.
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By definition, when a medication is administered intravenously, its bioavailability is 100%.
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Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.
Plant Cell Wall Structure
Giant cell tumor of tendon sheath.
Cell-mediated immunity, primary and secondary response.
Three-cell model
Activation and Clonal Selection of a Cytotoxic T Cell
Drawings depicting mitosis in an animal cell with a diploid number of 4