????:1?????????:??????

2??????spa

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??????

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

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