例句 /

However, the ′ protruding termini decreased(7 %),instead of additional ′ recessive ones(-,-,- ;7 0%).

However, the ′ protruding termini decreased(7 %),instead of additional ′ recessive ones(-,-,- ;7 0%).

在Taq +PwoDNA聚合酶扩增的PCR产物末端中得到 ′端 +A的仅占 7 % ,而 - 的占 8% ,与前者显著不同 .