| 单词 | cytokinin |
| 释义 | cytokinin /suy'teuh kuy"nin/, n. Biochem. any of a class of plant hormones, produced by the roots and traveling upward through the xylem, that promote tissue growth and budding and, on application, retard plant senescence. Cf. kinetin, zeatin. [1960-65; CYTO- + -KININ] |
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