Use of most molecular marker systems depends on the polymerase chain reaction (PCR), which is an important technique for amplifying specific DNA sequences.
大多数分子标记体系的利用都取决于聚合酶链反应（PCR），这是一项扩增特定DNA序列的重要技术。
The results showed that there is the reaction separation circular loop phenomenon for complex reaction systems including intermediates.
计算结果表明：对含中间产品的复杂反应体系，存在反应—分离循环圈的现象；
OBJECTIVE To screen the primers and optimize the reaction systems for arbitrarily primed polymerase chain reaction(AP-PCR) on 8 sorts of bacteria.
目的筛选出最佳随机引物并优化其反应体系用于8种细菌的随机引物聚合酶链反应（AP PCR）分析。
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