Did you know?
More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
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.
Aerial and close-up views of a large biodiversity experiment in Cedar Creek, Minnesota. Each of the
Plasma protein binding and drug availability: (a) drug exists in a free state or bound to plasma pro
Lewis Hine’s 1910 photograph shows a tenement alley in New York City. More famous for his “unsettlin
Matthew Ritchie, three stills from The Iron City.
Large intestine.
The large, white flowers of giant saguaro cactus (Carnegiea gigantea) produce sweet nectar. The flow