The xylem xylem cell is specialised to transport water up the stem and into the leaves. Xylem vessels are made up of a series of connectedxylem cells. The end walls of the dead cells are broken to allow water to move through. A substance called lignin lignin strengthens the cell walls of xylem cells.
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The xylem xylem cell is specialised to transport water up the stem and into the leaves. Xylem vessel...
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