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More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

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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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Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

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Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

EHR systems enable providers to view patient records across organizations. EHR systems enable providers to view patient records across organizations.
The kidney with an expanded view of the nephron. The kidney with an expanded view of the nephron.
Mastering Biology Question Mastering Biology Question
Mastering Biology Question Mastering Biology Question
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Video: Anatomy and Chemical Makeup of a Single Hair (Animation)

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