?? 3??“??”???????? 17????
????:1???????:??????????
2????????????
3??????
4???????
5???????
11?22????????????,?3?????????????DNA??????????,3??2007????????????,17?????
2007???2???14???,5?27?,8??????????18???,???(???,???????2??????)??(?,????????2?)?????(???,???????2?)??3?30?,?????????“???”?????
????????????????????,????,????????????????,??17?3?(2????1?)??????????3???
?,??????????,???????????(??????????????? ??????????)
??:???????????????