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Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

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There are approximately 3 million unintended pregnancies in the United States each year.

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Excessive alcohol use costs the country approximately $235 billion every year.

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In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

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Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

Time Line of Human History From Upper Paleolithic Period to the Present Time Line of Human History From Upper Paleolithic Period to the Present
Blocked at every turn by congressional Republicans who hated him, President Obama turned to techniqu Blocked at every turn by congressional Republicans who hated him, President Obama turned to techniqu
The engine is rotated until the timing marks on the front of the crankshaft line up with zero ... The engine is rotated until the timing marks on the front of the crankshaft line up with zero ...
The phenotypic and genotypic ratios of a dihybrid cross can be derived using a branched-line method The phenotypic and genotypic ratios of a dihybrid cross can be derived using a branched-line method
A pedigree for an X-linked dominant trait. Affected males produce all affected daughters and no affe A pedigree for an X-linked dominant trait. Affected males produce all affected daughters and no affe
The lifetime risk for schizophrenia varies with the degree of relationship to an affected individual The lifetime risk for schizophrenia varies with the degree of relationship to an affected individual
Video: Complement Proteins Animation

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