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.
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.
Wood first appeared in plants called progymnosperms.
A trilobite fragment (T) in a thin-section of an Ordovician limestone; E=echinoderm; scale bar is 2
Subscales of the Wechsler Adult Intelligence Scale
Actions of glucagon in liver that lead to a rise in blood glucose
Growth in Open Economies
A square matrix P is called a permutation matrix if each row and column of P contains exactly ...