The section of structure enable designer to discover a structure which has ability to enhance the strength to increase the quality of a product.
For example, the structure of wind resistance can be found on the leaf form plants. Because the lead is flexible which provides structural features to resist bending and support from below. The structure of leaf requires less and fewer material and good at deal with environmental conditions.

Another example is the seed coat of sacred lotus, the coat of lotus is hard which is built to prevent water and air from entering and degrading the seed. 
It provides the structure of , waterproofing, antifungal compounds. The ability of compression resistance can be found from the stems of the plants. It can cores which have ability to reduce susceptibility.