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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.
Mechanisms of pain at the nociceptor level.
A typical magnetic crankshaft position sensor.
A typical bus system showing module CAN communications and twisted pairs of wire.
A typical direct-injection system uses two pumps—one low-pressure electric pump in the fuel tank ...
Structures of a few typical eukaryotic promoters
The quaternary level of protein structure as seen in hemoglobin