???: ?? ??? ???? ??? ???? ??? ??? ??? ????. ?? ?? ?? ??: ??? ???? ??? ???? ?? ?? ?? ??? ? ? ????.  Totipotent: These stem cells can differentiate into all attainable cell varieties. The initial several cells that show up as being the zygote begins to divide are totipotent.Adult stem cells have restrictions with their potency

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?? ??? ???? ???? ??? ?? ???,?? ?? ???? ??? ??????? ?? ? ?? ?? ???? ? ????? ??? ??? ???, ? ? ???? ?? ?? ? ???? ??? ??? ???.?? ???? ???? ???? ????? ????? ?????? ???? ??? ??? ??? ???? ??? , ??? ???? ???? ??? ??? ???? ? ?? ?? ????? ?? ???? ????.???? ??? ???? ? ????? ???, ? ???? ???? ??? ???? ????.?? ??????? ?? ??? ??? ???? ???? ?? ??? ????? ????.? ?? ?

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He then spent eight years as a content lead on the Windows team at Microsoft. As a photographer, Dave has photographed wolves in their pure environment; he is additionally a scuba instructor and co-host of a quantity of podcasts. Dave is the author of more than two dozen books and has contributed to many websites and publications together with CNE