4In 2007, Barrangou et al. demonstrated for the first time the function of CRISPR/Cas9 as a defensive mechanism of bacteria against bacteriophage attacks by a technique called “plaquing” which builds upon the technique of “plating” bacteria on agar. Plaques of viruses on agar are areas without growth of bacteria due to viral attacks.
第一百三十三条 公安机关及其人民警察办理治安案件，应当自觉接受社会和公民的监督。
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one of several other IBM software packages with SNA support) is connected via