Did you know?
Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.
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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.
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Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.
Cardinal Fields of Gaze, Left Lateral Gaze
Components of a long bone. The entire long bone is on the left side accompanied by a blowup of the p
Max Weber (1864–1920) was another early sociologist who left a profound impression on sociology. ...
In early industrialization, children worked alongside adults. They worked 12 hours a day Monday to ...
Close-up of a flat-disc amplifier (left) and a bell amplifier (right)
A comparison of the events in mitosis (left) and meiosis (right)