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Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

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The horizontal fraction bar was introduced by the Arabs.

Luna Park at Coney Island was a vast living theater in which strollers were both spectators and acto Luna Park at Coney Island was a vast living theater in which strollers were both spectators and acto
Interested in social reform, Harriet Martineau (1802–1876) turned to sociology, where she ... Interested in social reform, Harriet Martineau (1802–1876) turned to sociology, where she ...
When the White House tapes were turned over to the special prosecutor, several crucial sections had ... When the White House tapes were turned over to the special prosecutor, several crucial sections had ...
What happens when oil tankers wear out? They go to Bangladesh, where they are turned into scrap. ... What happens when oil tankers wear out? They go to Bangladesh, where they are turned into scrap. ...
Headlights were turned off and the battery voltage quickly recovered to indicate 12.6 volts. Headlights were turned off and the battery voltage quickly recovered to indicate 12.6 volts.
To test for a leak, this tester was set to the 0.020 inch hole and turned on. The ball rose in the ... To test for a leak, this tester was set to the 0.020 inch hole and turned on. The ball rose in the ...
Video: Virtual Enzyme Kinetics & Lineweaver Burk Plot

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