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Author Question: In the 1920s, airplanes were largely curiosities and a source of entertainment. Indicate whether ... (Read 138 times) |
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Your heart beats over 36 million times a year.
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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
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Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.
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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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Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.