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.
Did you know?
Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.
TrUe....FaLsE
Artist's conception of the New Horizons spacecraft passing over Pluto, showing its tenuous atmo
A recruiting poster for the “True Sons of Freedom” encouraged African Americans to enlist. In fact,
Effectiveness of Conception Modifiers
A diagram showing one of Mendel’s crosses. True-breeding strains of pea plants with smooth and ...
Here we show the first three divisions of cleavage, a process that carves up a zygote’s cytoplasm. ...