Write the changes occurring in the passage through the alimentary canal as a person has ingested roti and dal as a part of his meal

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Answer:

A person had roti and dal for his lunch. Trace the changes in those during its passage through the alimentary canal. Answer: ... The saliva contains an enzyme salivary amylase (ptyalin) which converts starch in roti into maltose, isomaltose and small dextrins called a-dextrin.

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