Indoacetic Acid a. A number of synthetic auxins have been produced 3. Synthesized in the apical meristem of stems a. Transported polarly b. Takes energy to transport auxin 4.
More auxin flows down the dark side of the stem than the on the light side.
In 1963 the first natural cytokinin was isolated from corn and named zeatin 2. Produced in actively growing tissues, particularly roots, embryos, and fruits 4. Transported in the xylem 5.