Lignin is a complex polymer that is primarily deposited in the cell walls of:
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Correct answer: Xylem tracheids and vessels
Lignification provides the necessary rigidity and waterproof properties for water-conducting cells. It allows the xylem to withstand the negative pressure of transpiration without collapsing.
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More Vascular Plants questions
- In the leaves of Phanerogams, vascular bundles are located within the:
- Which of the following is considered a 'complex permanent tissue'?
- In a 'closed' vascular bundle, which tissue is absent?
- Wood is technically defined as the:
- The transport of water through the cell walls and intercellular spaces (not through the cytoplasm) is called:
- Which of these evolved last in the history of vascular plant anatomy?