单词 | chemotropic |
释义 | chemotropicadj. Biology. Of or relating to chemotropism; involving or exhibiting chemotropism. ΘΚΠ the world > life > biology > biological processes > movement > movement in response to stimuli > [adjective] > response to chemical chemotactic1888 chemotropic1895 chemotaxic1896 chemokinetic1901 chemotrophic1902 chemotactical1908 1895 M. Campbell tr. O. Hertwig Cell iv. 115 Chemotropic movements [Ger. die chemotropischen Bewegungen] may be directed towards the stimulating source, or, on the contrary, away from it. 1898 H. C. Porter tr. E. Strasburger et al. Text-bk. Bot. 263 Roots, fungus hyphæ, and pollen tubes exhibit positive and negative chemotropic curvatures. 1918 Lancet 20 Apr. 578/2 Which substances [secreted by the sheath of Schwann] exercise a chemiotropic action on young axones and so orient them into the appropriate channels. 1959 Chambers's Encycl. VI. 612/1 Fertilization in many plants is controlled by chemotropic action. 2004 Jrnl. Cell Biol. 165 102/1 The..mutant cells respond to pheromone, but their chemotropic response is compromised. This entry has been updated (OED Third Edition, December 2008; most recently modified version published online March 2022). < adj.1895 |
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