?? 20?????? ??DNA?????? ?????????? ??????
????:1??????:??????
2?????100???
3???????
4??????4?????
5?????????????
?????????????2014????????????????,?10?????,938????,????,?????,????????????,?????????????????????20???????????
??????:????
?????????????2014????????????????,?10?????,938????,????,?????,????????????,?????????????????????20???????????
??????:????
????:1??????:??????
2?????100???
3???????
4??????4?????
5?????????????
?????????????2014????????????????,?10?????,938????,????,?????,????????????,?????????????????????20???????????
??????:????