Spirogyra filaments increase in length due to division of
A
Apical cell
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B
Middle cells
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C
All green cells
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D
Basal cell
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Solution
The correct option is C All green cells
Spirogyra are filamentous green algae, named for their spiral shaped chloroplasts.
Each cell of the filaments features a large central vacuole, within which the nucleus is suspended by fine strands of cytoplasm. Hence, Spirogyra filaments increase in length due to the division of All green cells.