???12??????????????22?? ????????:?“????”:??

? ??

“?,???????????????????,?,?????????”??“90????????????”????????????“??????????????????”??????????“??”???????????

“?????”“??”……?????“????”?????,????“???????????”???2000??????????????????????????,???,??????,???“????”?

12????16????????,?????????????????“????????????????”??“?”??????????????????? ???????????? ????????

?????,????????,????????????????,???“????????????????”?

“???????????,?????????,??????????????????,?????”???????????????????????,????????????????

12??????????16?????,?????????????????????????? ??????????????????? ?

??????,??????????????,???????????“?????????????????”??????????????????????,???

“????????,???????????????????2000????????????????????????????,???”??????????????????,???

????????????????,??

“??????????????????‘DNA’,???????????????????????????????????,??????????????????,????”??????????,?,????????????????,??

12??16??,?????????????T???????????????????? ????? ?????????????

????????????,?T?????????????????,?“???”,?????T?,?20???,??????????????????????????????T????

“?240???,???”?,?,?????????,“?????????”???????????????,??????????????????(??????)

???:???????????? “?????????”????

?? ?????????“??”:??????????

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

2?????????

3????????????

4???????????

5???????

???12??????????????22?? ????????:?“????”:??

? ??

“?,???????????????????,?,?????????”??“90????????????”????????????“??????????????????”??????????“??”???????????

“?????”“??”……?????“????”?????,????“???????????”???2000??????????????????????????,???,??????,???“????”?

12????16????????,?????????????????“????????????????”??“?”??????????????????? ???????????? ????????

?????,????????,????????????????,???“????????????????”?

“???????????,?????????,??????????????????,?????”???????????????????????,????????????????

12??????????16?????,?????????????????????????? ??????????????????? ?

??????,??????????????,???????????“?????????????????”??????????????????????,???

“????????,???????????????????2000????????????????????????????,???”??????????????????,???

????????????????,??

“??????????????????‘DNA’,???????????????????????????????????,??????????????????,????”??????????,?,????????????????,??

12??16??,?????????????T???????????????????? ????? ?????????????

????????????,?T?????????????????,?“???”,?????T?,?20???,??????????????????????????????T????

“?240???,???”?,?,?????????,“?????????”???????????????,??????????????????(??????)

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