Saliva and Gastric Juice.
First, saliva which contain salivary amylase (an enzyme) produced by salivary glands.
Second, Gastric juice is an example of chemical produced by our stomach to digest the foods we ate and resulted to chyme. (semifluid mass expelled by the stomach)
Save your time - order a paper!
Get your paper written from scratch within the tight deadline. Our service is a reliable solution to all your troubles. Place an order on any task and we will take care of it. You won’t have to worry about the quality and deadlinesOrder Paper Now