the stem supports and strengthens a plant
Mechanical tissues like sclerenchyma & collenchyma
lignin
lignin
Collagen strengthens tendons and supports the skin and internal organs.
Collagen strengthens tendons and supports the skin and internal organs.
Plant supports are items that are used to help the plant or flower stay upright and not break under its own weight or from heavy winds. There are metal, plastic and wooden supports.
it is the the root and stem
the stem
compression: the keystone in particular is under rather high compression forces.
Dense irregular connective tissue
A beam
Desmosomes