fototropismo 4
Tendency to movement stimulated by a light source . It is typical of plants that seek sunlight for the growth of their stem. From Greek 966; 969; 962; , 966; 969; 964; 959; 962; (phoos, pootós "light, of the light") 964; 961; 959; 960; 959; 962; (tropes "spin, movement in one direction") - 953; 963; 956; 959; 962; ( -ismós "-ismo" ) .