Because the stomach is lined by a mucous membrane (the gastric mucosa)
Answer:
none, worms dont have eyes
Explanation:
The answer is Plants, as Digitalis is treated from the foxglove plant and Quinine was treated from the bark of a tree, I think it was the Cinchona tree.
Answer:
carbohydrates
Explanation:
like cellulose remains undigested in the intestine