3??“??”???????? 17????

????:???????????:??????????

11??????????22?,?3???????????DNA?,3?????2007??????,17?????????

2007?2??????????14???,5???????27??????,8?18????,?(?,????2??????????)???????????(???????,???2??)??(?,?2???????)?3?30???,????????????“?”???

???????????????,??,???????????????,???????17???3?????????????(2???????????1????????????????????)???3??????????

??,????,????(?? ?)

??????????:?????