It seemed that the nuclear reconstitution in Xenopus cell-free extracts is independent of not only the resources of exogenous DNA, but also the length of DNA.

实验结果表明，非细胞体系中诱导的核重建不仅与外源dna的种类无关，与外源dna的长度也没有关系。

youdao

The key is the line that extracts the amount of free disk space for each file system.

其中关键的一行是提取每个文件系统中空闲磁盘空间的大小。

youdao

The script USES df, extracts only the line you want with grep, and then USES awk to extract the fourth column of data, which is the amount of free space.

该脚本使用df仅提取了要进行grep的行，然后使用awk提取数据的第4列，该列是空闲空间的大小。

youdao

The extracts may in theory help to decrease production of liver toxins and free radicals which could be partially responsible for producing hangover symptoms.

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