what is cell wall ?
What is cell ?
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Answer:
A cell wall is a structural layer surrounding some types of cells, just outside the cell membrane. It can be tough, flexible, and sometimes rigid. It provides the cell with both structural support and protection, and also acts as a filtering mechanism.
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Explanation:
cell wall is the protective covering of a plant cell generally made of cellulose. cell is the basic structural and functional unit of life
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