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Vaccines prevent between 2.5 and 4 million deaths every year.

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The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

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Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

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Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

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Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Cellular movements caused by the actions of flagella and cilia Cellular movements caused by the actions of flagella and cilia
An example of a homeostatically controlled variable: blood levels of glucose in a human. An example of a homeostatically controlled variable: blood levels of glucose in a human.
Maintenance of normal blood glucose levels. Maintenance of normal blood glucose levels.
glucose glucose
Summary of glucose oxidation. Summary of glucose oxidation.
Leloir pathway for utilizing galactose by converting it to glucose-6-phosphate Leloir pathway for utilizing galactose by converting it to glucose-6-phosphate
Video: Stomach peristalsis & Enterogastric reflex

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