Cytoplasm: The fluid that is mostly distributed to the periphery of the cell, forming a thin lining along the cell wall.
Cell Membrane: Situated just beneath the cell wall, it is selectively permeable in nature that protects the inner cell content from the outside environment.
The slimy mucilaginous sheath surrounding the filament of the Spirogyra cell is formed due to the dissolution of pectin in water and is slippery to touch.
Cell Wall: Consists of three layers of which the inner two layers are made of pectin, and the outer layer is composed of cellulose.
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