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Author Question: Refrigerators used to store reagents, test kits, or biological specimens are labeled with a ... (Read 41 times) |
Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.
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.
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.