tropotaxis

/trop-uh-tak-sis, troh-puh-/US // ˌtrɒp əˈtæk sɪs, ˌtroʊ pə- //

滋养轴,滋养因子,滋养剂,趋向性

Definitions

n.名词 noun

1
Zoology.
- : straight movement by an organism toward or away from a source of stimulation as a result of comparing information received by paired sensory receptors on both sides of the body.