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1. Digestion takes place inside a food vacuole of the cell.
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Digestion takes place in the alimentary canal, outside the cell.
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2. Digested food diffuses into the cytoplasm.
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Digested food is absorbed into the cell.
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3. Less efficient
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More efficient
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4. No regional differentiation
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Digestive system is made up of different regions.
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5. Found in unicellular organisms.
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Found in multicellular organisms.
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