Final answer:
The cell wall is an important structure found in plant cells that helps to maintain rigidity and strength. Plant cells require this structure because they lack the support of a skeleton like animals have. Without the cell wall, plant cells would lose their shape and structure.
Step-by-step explanation:
The cell wall is an important structure found in plant cells that helps to maintain rigidity and strength. Plant cells require this structure because they lack the support of a skeleton like animals have. The cell wall is made up of cellulose, a tough and fibrous substance that provides structural support to the cell. Without the cell wall, plant cells would lose their shape and structure.
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