CHEMIOTAXIS
\kˌɛmɪətˈaksɪs], \kˌɛmɪətˈaksɪs], \k_ˌɛ_m_ɪ__ə_t_ˈa_k_s_ɪ_s]\
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The sensitiveness exhibited by small free-swimming organisms, as bacteria, zoospores of algae, etc., to chemical substances held in solution. They may be attracted (positive chemotaxis) or repelled (negative chemotaxis).
By Oddity Software