Because we are constantly shedding dead skin cells so they need to be replaced.
http://wiki.answers.com/Q/Why_are_skin_cells_undergoing...
By Peter H. O'Donnell, M.D., Internal Medicine, University of Chicago (former HHMI medical fellow) The answer to your question touches on a few interesting points about cells and organisms. The single cell of a unicellular organism has to c...
http://answers.yahoo.com/question/index?qid=20061012161...
good question. do not know the answer but can guide you. post any answer if you get any. work on the foll. lines what stimulates meosis in gametes? that is the answer.
http://www.biology-online.org/biology-forum/about17385....
"Skin Cells Turned Into Working Heart Muscle" It may be possible to use skin cells to create stem cells that can repair damaged hearts, researchers at the University of Wisconsin-Madison report. In late 2007, UW-Madison researcher...
http://askville.amazon.com/Skin-Cells-Turned-Working/An...
The body replaces billions of cells daily. Because the skin is the body's largest organ, its cells are completely replaced every six to nine months. Cell renewal is the natural cell turnover rate of normal, healthy skin. As skin cells matur...
http://tuneup.org/skinrestore.htm
As the largest organ in your body, having healthy looking and feeling skin is very important. When skin looks healthy, that’s generally because it IS healthy! Here is a list of the top 10 tips to keeping your skin looking its best. The most...
http://www.rejuvenatingskincareonline.com/index.php?pag...
not sure, but there might be a cancer risk in the long run
http://answers.yahoo.com.au/question/index?qid=20080221...