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Cell wall is made up of cellulose.Cellulose is very important because it is the most abundant organic compound on earth. Cellulose is a major component of tough cell walls that surround plant cells, and is what makes plant stems, leaves, and branches so strong. Some of the functions.. -connecting cells to form tissues -signaling cells to grow and divide -controlling the shape of plant cells
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It is made up of cellulose.It protects the cell from the external environment .
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