phototaxis.
/foh-tuh-tak-sis/US // ˌfoʊ təˈtæk sɪs //UK // (ˌfəʊtəʊˈtæksɪs) //
光轴,光轴性,光轴效应,光轴作用
Definitions
n.noun · 名词
- 1.
Biology.
- ›movement of an organism toward or away from a source of light.
Examples
If it acts in a one-sided way, it causes the particular form of stimulation which we call phototaxis or heliotropism.
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