Food passes through a long tube in the body, this is know as the alimentary canal, also know as the gastrointestinal tract, and is about nine metres in length starting at the mouth (the start are the digestive system) and ending at the Anus (the end and final process of the digestive system) were the waste is
Food passes through a long tube in the body, this is know as the alimentary canal, also know as the gastrointestinal tract, and is about nine metres in length starting at the mouth (the start are the digestive system) and ending at the Anus (the end and final process of the digestive system) were the waste is