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There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.
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Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.
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The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.
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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
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Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.
Structure and basic function of a typical vertebrate neuron and associated glial cells.
Phosphatidylcholine, a typical phosphoglyceride
Typical hand deformities associated with rheumatoid arthritis.
A typical engine design that uses both pressure and splash lubrication. Oil travels under pressure ...
Typical "butterfly" rash seen in SLE.
A typical lightning bolt may last for 0.167 s and transfer 1.07 x 10 electrons. Calculate the ...