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A. Musus protect the lining of the stomach.
B. One digestive juice is hydrochloric acid which acidifies ans kills the microorganism in the stomach.
I. Carbohydrate - sugar
Ii. Protien- amino acid
Iii. Fats- fatty acids andglycerol
29.saliva helps in mixing the food and pushes it into the oesophagus and the food pipes.
Rest all yourself.....
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