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Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.
Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.
Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).
Human kidneys will clean about 1 million gallons of blood in an average lifetime.
IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.
![Multiple-dose drug administration. Drug A and drug B are administered every 12 hours. Drug B reaches ...](https://biology-forums.com/gallery/28/medium_482573_25_04_17_9_15_18_28355127.jpeg)
![Most drugs exhibit first-order elimination, in which the rate of drug elimination is equivalent to ...](https://biology-forums.com/gallery/31/medium_398119_17_07_17_9_59_17_3194888.jpeg)