?? DNA ???? ??????? ??? ???????? ????? ????????? ??????? ??? ???????????? ?? organism. ??????? ??? ????? ??????? ?? ???????? ???? ???? ?????????????? , ??????????, ??? ??????????? ????????????????????????? ??????????????????????? ??? ???????????? ?? ???????? ????? DNA ???????? ????? ???????? ???? ????????????? ??? ????? ???????????. ?????? ???