Define and contrast between primary secondary and tertiary cell wall of plant cell?
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Secondary cell wall. The secondary cell wall is a structure found in many plant cells, located between the primary cell wall and the plasma membrane. ... The inclusion of lignin makes the secondary cell wall less flexible and less permeable to water than the primary cell wall.
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Difference # Primary Walls:
1. Primary wall is laid inner to middle lamella.
2. It is formed in young growing cell.
1. Primary wall is laid inner to middle lamella.
2. It is formed in young growing cell.
3. It is capable of extension.
4. The wall grows by intussusception or addition of materials inside.
5. It is single layered.
6. Hydration is 60%.
4. The wall grows by intussusception or addition of materials inside.
5. It is single layered.
6. Hydration is 60%.
1. Secondary wall is laid inner to primary wall.
2. Secondary wall is formed when the cell has stopped growing.
3. Extensibility is usually absent.
4. It grows by accretion or deposition of materials on the existing structure.
2. Secondary wall is formed when the cell has stopped growing.
3. Extensibility is usually absent.
4. It grows by accretion or deposition of materials on the existing structure.
5. Secondary wall is three or more layered.
6. Hydration is 30—40%.
6. Hydration is 30—40%.
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