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Did you know?
Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.
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In 1864, the first barbiturate (barbituric acid) was synthesized.
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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
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Approximately 25% of all reported medication errors result from some kind of name confusion.
![The anatomical position: standing erect, gazing straight ahead, arms down at sides, palms facing for](https://biology-forums.com/gallery/47/medium_14755_16_09_12_5_52_12_8745771.jpeg)
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