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Are Spirogyra Autotrophic Or Heterotrophic? | Clear Biology Answer

Spirogyra is autotrophic because it makes its own food through photosynthesis inside spiral chloroplasts. Straight answer: Spirogyra is an autotroph, not a heterotroph. This green alga uses light, water, and carbon dioxide to make sugars, then stores food in the cell for later use. That one fact clears up most textbook confusion, yet many students

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