Most of the tree is made of xylem cells and therefore, most of the tree is dermal tissue.
The epidermis is the single layer of cells that covers a plant's exterior and is made up of dermal tissue. The epidermis might be compared to the plant's outer layer.
The majority of the interactions between a plant and its surroundings are mediated by it.
The cuticle, a waxy substance secreted by epidermal cells, covers, waterproofs, and shields plants' above-ground parts. The cuticle guards against toxins, water loss, abrasions, and infections.
The vascular plants' xylem is responsible for moving water and nutrients from the soil to the stems and leaves.
Xylem provides a crucial "supporting" role by giving tissues and organs strength, preserving the structure of the plant, and resistance to bending.
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