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| Description: Experiments showing that a coleoptile lengthens in response to auxin produced in its tip. Experiments showing that a coleoptile lengthens in response to auxin produced in its tip. —> time time time —> —> —> A A coleoptile B A block of agar C If an auxin-containing stops growing that absorbs auxin agar block is placed to after its auxin- from a cut tip can one side of a cut tip, producing tip has stimulate a de- the coleoptile will con» been removed. tipped coleoptile tinue to grow, but it will to resume growth. bend as it lengthens. Picture Stats: Views: 157 Filesize: 208.75kB Height: 531 Width: 1764 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=47773 |