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The Fundamental Unit of Life — Science STD 9 — Question

Rajasthan BoardEnglish MediumSTD 9ScienceThe Fundamental Unit of Life1 Mark
Question
By the process of lignification, cell becomes:
✓

Answer

  1. Dead.
Explanation:
Lignification is the process whereby lignin is deposited in the cell wall by which it becomes harder. It occurs in xylem tissue in a scheduled manner during tissue differentiation and so the cells are dead.

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