Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.
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Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.
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The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.
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Cyanide works by making the human body unable to use oxygen.
Results of selective breeding for oil content in corn plants.
Mental Health in the U.S: Survery Results
Carefully inspect all battery terminals for corrosion.
Overview of Pyruvate Oxidation and the Citric Acid Cycle
James Watson and Francis Crick’s metal-and wire model of DNA