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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 strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.
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As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.
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Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.
The most abundant elements found in living organisms
An example of polymorphism: the two colour variations found in the orchid Dactylorhiza sambucina.
The Blue-bearded Bee-eater Nyctyornis athertoni is a large species of bee-eater found in South Asia.
Geoffroy's tamarin (Saguinus geoffroyi), also known as the Panamanian, red-crested or rufous-na
Apply effleurage to forehead with thumbs. Stroke from middle of forehead to the temples. Begin just ...
Vitamins Found Widely in the Food Groups