Did you know?
In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.
Did you know?
Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.
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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
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In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.
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More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.
Winter distribution of the American crow, Corvus brachyrynchos.
American Red Squirrel
Glaucoma. (a) A buildup of pressure within the eye cavities, often caused by a blockage of vessels t
Activity, Food Restriction, and Weight Loss
Parenting Styles Reported by a Representative Sample of American Adolescents
Sign Language