1. The electrotactic behavior of certain microorganisms allows them to move towards or away from electrical currents.
某些微生物的电趋向行为使它们能够向电流靠近或远离电流。
2. The electrotactic response of the cells was measured by observing their movement towards the cathode under an applied electric field.
通过观察细胞在施加的电场下朝阴极方向运动来测量细胞的电趋向反应。