1.

Cellwall is thick or thin in xylem why​

Answer»

thick walls

Explanation:

Xylem ALSO contains tracheids. These are individual cells tapered at each END so the tapered end of one CELL overlaps that of the adjacent cell. Like xylem vessels, they havethick, lignified walls and, at maturity, nocytoplasm. Their walls are perforated so that water can FLOW from one tracheid to the next.



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