易混淆的单词： Rnarna

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That information determined whether or not a string of rna was snipped .

这一信息决定某段核糖核酸（rna）是否被剪断。

But upon closer examination , the researchers also detected pieces of rna .

但是经过仔细的检测，研究人员还检测出核糖核酸（rna）片段。

Rathore used a new technique , called rna interference , to construct a genetic sequence that blocked the gossypol-producing enzyme in the seeds only .

拉索尔教授运用了一项名为核糖核酸（rna）干扰的新技术，仅在棉籽中建立了一个阻断棉子酚生长酶的基因序列。

Scientists thought that most rna in a cell was messenger rna generated by protein-coding genes , rna in ribosomes , or a sprinkling of other rna elsewhere .

大多数科学家认为，rna在细胞的信使rna的蛋白编码基因的核糖体，核糖核酸，或其他rna洒在其他地方产生的。

Derrick rossi of harvard university has performed a similar trick using synthetic rna messenger molecules to mimic the activity of the genes in question .

哈佛大学的德里克罗斯进行了相似的研究，他使用合成核糖核酸信使分子模仿病变基因的活动。