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Author Question: A(n) _____ is defined as an unlearned, stereotypical response to a stimulus. A) reflex B) ... (Read 56 times) |
The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.
Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.
Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.
In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.