|
|
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.
The horizontal fraction bar was introduced by the Arabs.
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.
There are more bacteria in your mouth than there are people in the world.
![These examples of stimuli were used in the experiment by Vinckier et al. (2007). Mouton is the Frenc](https://biology-forums.com/gallery/47/medium_351723_23_05_15_10_25_10_219101155.jpeg)
![Facing the table, place one hand on the thigh and the other on the lower leg. Gently rock the leg ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_5_40_30_332311882.jpeg)