In 1864, the first barbiturate (barbituric acid) was synthesized.
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The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.
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According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.
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Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.
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Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.
The gender roles that we learn during childhood become part of our basic orientations to life. ...
Life cycle of Entamoeba histolytica.
Life cycle of Toxoplasma.
Tree of life
Krebs cycle
Type III curve. Mortality is highest early in life. Data for a desert shrub (Cleome droserifolia).