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Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

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As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

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Women are 50% to 75% more likely than men to experience an adverse drug reaction.

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Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

Some viruses that cause human diseases. Some viruses that cause human diseases.
The electrophoretic mobility of a protein on an SDS polyacrylamide gel is related to its molecular w The electrophoretic mobility of a protein on an SDS polyacrylamide gel is related to its molecular w
Some antibiotics that act by interfering with protein biosynthesis Some antibiotics that act by interfering with protein biosynthesis
Genetic modification of organisms and DNA recombinant Genetic modification of organisms and DNA recombinant
Bt corn has been genetically engineered to produce a protein Bt corn has been genetically engineered to produce a protein
Human Viruses Associated with Cancers Virus Human Viruses Associated with Cancers Virus
Video: Brain Anatomy Animation (Part 2 of 2)

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