This picture is an example of the auxin producing area of a plant, which is found in the stem of the plant.Auxin is a hormone that is made by plants in areas where a new root or shoot is growing.

 
 

This sugar is an example of a rhizome because sugar cane is an example of a rhizome and this sugar comes from sugar cane.A rhizome is a charecteristically horizontal stem of the plant thats usually found underground.

 
 
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