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Lignified cell wall is characteristic fe...

Lignified cell wall is characteristic feature of:-

A

Vessels

B

Sieve cells

C

Sieve tubes

D

All the above

Text Solution

AI Generated Solution

The correct Answer is:
To determine which option has lignified cell walls, we can follow these steps: ### Step-by-Step Solution: 1. **Understanding Lignified Cell Walls**: - Lignin is a complex organic polymer found in the cell walls of many plants, providing rigidity and strength. It is particularly important in vascular plants. 2. **Identifying the Role of Lignin**: - Lignin helps in reducing water loss and increases the hardness of the cell walls, making them more resistant to decay and damage. 3. **Analyzing the Options**: - **Option 1: Vessels**: Vessels are part of the xylem tissue in plants and are known to have lignified cell walls. This is a correct option. - **Option 2: Sieve Cells**: Sieve cells are part of the phloem and do not have lignified walls. This option is incorrect. - **Option 3: Sieve Tubes**: Similar to sieve cells, sieve tubes are also part of the phloem and lack lignified walls. This option is incorrect. - **Option 4: All of the above**: Since options 2 and 3 are incorrect, this option is also incorrect. 4. **Conclusion**: - The only option that correctly identifies a structure with lignified cell walls is **Option 1: Vessels**. ### Final Answer: - The correct answer is **Option 1: Vessels**.
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