Many bacteria lack flagella and cannot move about by their own power , while others can glide along over surfaces by some little-understood mechanism .
不少细菌没有鞭毛,因而不能自己行进。还有些细菌却能通过某些鲜为人知的机制沿物体表面滑动。
As a result , bacteria have developed a unique way of swimming : using tiny rotary motors called flagella , which resemble corkscrews .
结果细菌进化出独特的游泳方式:使用叫做鞭毛的像螺旋开瓶器的微型旋转马达。
In recent experiments they proved that they could stop and start the bacteria 's flagella simply by exposing them to two different kinds of substances .
在最近的实验中他们证明了他们可以仅仅通过施加两种不同物质来停止和启动细菌的鞭毛。
Having a flagellum or flagella .
有鞭毛的或有鞭节的。
Bacterial flagella are thread-like appendages composed entirely of protein .
完全由蛋白质构成的一种丝状的附属结构。
All proteins incorporated in regenerated flagella are synthesized de novo .
所有与鞭毛再生的蛋白质均为重新合成。
Bacteria under the microscope , even those with no flagella , often bounce about in the water .
在显微镜下,细菌,甚至包括那些没有鞭毛的细菌,经常在水中跳来跳去。
The shape and flagella of zoospores were observed by stainning method .