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In 1844, Charles Goodyear obtained the first patent for a rubber condom.

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A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

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The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Conditions Required for Bacterial Growth Conditions Required for Bacterial Growth
An EpiPen is used in cases of anaphylactic shock. An EpiPen is used in cases of anaphylactic shock.
(a) The connection required to test a Halleffect sensor. (b) A typical waveform from a Hall-effect ... (a) The connection required to test a Halleffect sensor. (b) A typical waveform from a Hall-effect ...
Some Cases of Population Aging Some Cases of Population Aging
Strategic Management and Competitive Advantage: Concepts and Cases, 6th Edition Strategic Management and Competitive Advantage: Concepts and Cases, 6th Edition
The assembly of general transcription factors required for the initiation of transcription by RNAP I The assembly of general transcription factors required for the initiation of transcription by RNAP I
Video: Nervous pathway to the Neuromuscular (NMJ)

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