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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.
Major types of microbial cell aggregations found in phylum Cyanobacteria.
Human body: levels of organization.
Anatomically modern humans from the Israeli cave sites of Skhul and Qafzeh may be the earliest found
Cell-mediated immunity, primary and secondary response.
A single cell wide-band oxygen sensor has four wires with two for the heater and two for the sensor ...
Body plan of a tomato plant