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Author Question: A 5.0-kg mass sits on the floor of an elevator that has a downward acceleration of 1.0 m/s2. On top ... (Read 5962 times) |
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Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.
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Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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Excessive alcohol use costs the country approximately $235 billion every year.
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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.