Did you know?
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.
Did you know?
In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.
Cerebral angiography. The four angiograms each reveal the distribution of blood vessels supplying th
Structure and swinging arm mechanism in the mammalian fatty acid synthase complex
Structure of the l cI repressor-DNA complex showing the recognition helices (in red)
Reconstruction Drawing of the "Palace" Complex, Knossos, Crete
Complex carbohydrates
A 44-g block of ice at -15°C is dropped into a calorimeter (of negligible heat c