|
|
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.
Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.
Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.
![MSDS labels provide an abridged version of substance hazards information and must be permanently ...](https://biology-forums.com/gallery/47/medium_665046_09_03_17_10_53_08_267821145.jpeg)
![The first step in the reprogramming procedure is to determine the current software installed using a ...](https://biology-forums.com/gallery/30/medium_548020_01_06_17_5_31_13_301682235.png)