why does the digestive enzymes secreted in our alimentary canal does not digest the inner lining of the canal itself
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because a protective layer is present in the inner lining
prakriti27:
that's not S dear
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Digestive enzymes don't digest the inner lining of canal due to mucus secreted by its walls. The mucus forms a protective covering that protects the alimentary canal from digestion by the enzymes.
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