Heliotaxis



[hee-lee-oh-tak-sis] /ˌhi li oʊˈtæk sɪs/

noun, Biology.
1.
movement of an organism toward or away from sunlight.
/ˌhiːlɪəʊˈtæksɪs/
noun
1.
movement of an entire organism in response to the stimulus of sunlight

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  • Heliotrope

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