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what is the difference between intracellular and extracellular digestion?
Intracellular digestion Extracellular digestion
  • The digestion of food occurs within the cell.
  • Digestive enzymes are secreted by the surrounding cytoplasm into the food vacuole.
  • Digestive products are diffused into the cytoplasm.
  • It is a less efficient method.
  • It occurs in unicellular organisms.
Extracellular digestion    
  • The digestion occurs in the cavity of alimentary canal.

  • Digestive enzymes are secreted by special cells into the cavity of alimentary canal.

  • Digestive products diffuse across the intestinal wall into various parts of the body.

  • It is a more efficient method of digestion.

  • It occurs in multicellular organisms.