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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

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The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

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The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

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About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

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One generation of random mating produces Hardy–Weinberg equilibrium One generation of random mating produces Hardy–Weinberg equilibrium
Video: Structure of Amino Acid, Peptide Bonds & Polypeptides

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