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Did you know?
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
Did you know?
Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.
Did you know?
Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.
Did you know?
Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.
Did you know?
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
![Urinometer. In this procedure, a urine sample and urinometer are placed within a tube, and the liqui](https://biology-forums.com/gallery/47/medium_14755_05_10_12_4_17_11_92921634.jpeg)
![New England children like David, Joanna, and Abigail Mason (painted by an unknown artist around 1670](https://biology-forums.com/gallery/47/medium_374628_15_08_15_11_48_07_222261695.jpeg)