By studying bacteria that flourish in the oxygen-free water, scientists hope, among other things, to learn how simple life-forms can lead to more complex ones.
通过研究这些生活在无氧环境下细菌，科研人员希望了解这些简单的生物是如何进化成更为复杂的生物的。
The sterilization method of separating plant endophyte includes the following steps: 1. washing the host sample with endophyte to be separated with bacteria-free water in a bacteria-free work bench;
本发明公开了一种用于分离植物内生菌的消毒方法，包括以下步骤：1）在无菌工作台内，将欲分离内生菌的宿主样品用无菌水清洗；
Laboratory studies show that Saluda Natural Spring Water contains several of the minerals necessary for good health and that it is completely free of bacteria.
实验室的研究显示Saluda自然泉水包含有益健康的几种矿物质且完全无菌。
Laboratory studies show that Saluda Natural Spring Water contains several of the minerals necessary for good health and that it is completely free of bacteria.
实验室的研究显示Saluda自然泉水包含有益健康的几种矿物质且完全无菌。
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