nucleic acid 托福

After reproduction of the viral nucleic acid the host cell usually undergoes lysis (LYSOGENY).

病毒核复制后寄主细胞通常要经历裂解过程（溶源状）。

On the other hand, the water is relative directly to the denaturalization of proteid nucleic acid by hydrolyzing.

方面水分直接与由水解引起的蛋白质核的变性有关。

The main equipment here is a thermal cycler system for nucleic acid amplification (PCR, quantitative fluorescence detection or common).

主要仪器就是核扩增热循环仪（PCR仪，实时荧光或普通的）。

Ultracentrifuge A high-speed centrifuge, operating at up to a million revolutions per second that is used to sediment protein and nucleic acid molecules.

种高速离心设备，运转时转速可达万转，常用于沉淀分离蛋白质与核分子。

With serum arylesterase as the topics of teaching, small biomolecules, enzyme and protein, nucleic acids and genes as well as the techniques for their researches were covered.

以血清芳香酯酶为研究对象可覆盖小分子、酶和蛋白大分子、核和基因等对象和相应研究技术。