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