DNA是最重要的遗传物质，因此，DNA的提取方法和技术是生物化学及分子生物学最基本的技术，也是生物工程最常用的技术。

DNA is the most important genetic material. So the method and technique of DNA extracting is the basic method for biochemistry, molecular biology and recombinant DNA technology.

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生物工程处理的是生物学所有尺度所遇到的科学和科技上的问题：分子、细胞、组织、有机体和系统。

Biological Engineering addresses scientific and technological questions across the full breadth of scales in biology: molecular, cellular, tissue, organism, and systems.

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激光生物学是一个多学科交叉的新兴学科，其中以激光微束的光阱效应为基础的光镊技术是生命科学和生物工程研究的有力工具。

Laser Biography is a multi-discipline crossed new area, and the optical tweezers technology based on microbeam laser is an effective tool in the research of life science and bioengineering.

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