Green tea is able to stop the scent of garlic or onion from causing bad breath.
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On average, the stomach produces 2 L of hydrochloric acid per day.
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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.
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Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.
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Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
A hypothetical scenario illustrating the process of chemical selection
The Grants and natural selection of beak size among the medium ground finch.
Application of a cast.
How to factor and solve quadratic trinomials (Part 1)
Sexual Selection: Birds of Paradise
Directional artificial selection favoring the AdhF allele in experimental Drosophila populations.