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Author Question: Discuss how a body knows it needs water and why might it be more difficult for a child to get this ... (Read 15 times) |
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
More than 4.4billion prescriptions were dispensed within the United States in 2016.
The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.
The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.
Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.