?? ???? ?? ?? ??? ??????? ???? ??????? ???? ?? ?? ??? ???? ??? ?????.???? ????? ?? ??? ????? ???, ????? ???? ??? ?? ????? ???? ??, ?? ???? "??????? ?? ???? ?? ????, ????? ?? ??? ????' ???.. ?? ??, ??? ??? ???? ?? ?? ?? ? ??, ??? ??? ??? ???? ? ?? ??,,,,??? ???? ??? ??? ????.?, ???? ?? ??? ??? ?? ???? ???, ??? ???? ??? ?? ???? ?????..??? ??? ??? ???

Each cell has its definite career to execute. Some cells assist in the immune system, and some assist in nerve interaction. But there are actually a list of cells current during the human body, that don’t do any kind of job. But they remain crucial for the human body. These are called Stem cells. These cells are existing in the human entire body.

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??? ??? ?? ??? ?? ? ???? ???? ??? ??? ??? ??? ?????.????? ???? ?? ? ??? ????? ???"???, "?????? ?? ?? ???? ????? ????? ??? ?"??? ???. ?????? ??????? ???? ?? ?????, ???...??? ?? ? ?? ??? ?? ? ????? ??, ???, ??? ????? ?????.???? ???? ?? ????? ??? ??/?? ???? ?? ?? ???? ?? ?? ?? ???? ?? ???? ????/????????? ??? ???? ???? ???? ?? ??? ?? ? ?? ?? ????? ????

?? ??????? ???? ??? ??? ?? ????? ??? ?? ????? ????? ? ????.????? ? ?? ??? ?? ??? ??? ?? ??? ??? ? ?? ??? ??????. ?? ?? ?? ??? ?? ??? ??? ? ?? ??? ?? ??? ?? ?? ???? ??? ?? ? ?? ? ?? ????? ??? ??? ??? ?? ??? ??????.??? ??? ?? ? ? ?? ?? ??? ????? ??? ?? ??? ???? ??? ???? ?????.????? ?? ??? ????? ?? ??? ?? ???? ??? ??? ?? ?? ??? ???? ????? ????? ?? ???