Definition of ptyalin in English:
A form of amylase found in the saliva of humans and some other animals.
- It begins in the mouth where the enzyme ptyalin, present in saliva, begins to break down starch in food to sugars.
- The saliva of carnivora contains no ptyalin and cannot predigest starches; that of vegetarian animals contains ptyalin for the predigestion of starches.
Definition of ptyalin in:
- British & World English dictionary
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