1 As a gas, water takes the form of steam. 2  In steam, molecules move around at high speeds, independently of each other. 3  Because the molecules are not bound to each other, a gas has no fixed shape or fixed volume.
Split and merge into it. Answered by The Community. Making the world better, one answer at a time. the part of the alimentary canal responsible for peristalsis is the oesophagus or the food pipe.by wave like movements of the smooth muscles on the wall of the food pipe the food is sent to the stomach.he four basic tissue layers of the alimentary canal are: Mucosa, Submucosa, Muscularis externa, and the Serosa. From outer to inner: serosa, external muscle layer consisting of  outer circular and inner longitudinal, submucosa and mucous  membrane. 28 people found this useful.
The human alimentary canal has fiver basic compartments, each of which is usually considered an organ: the esophagus, the stomach, the small intestine, the large intestine, and the rectum. The wall of the alimentary canal has the same basic structure throughout its length. It consists of four basic layers.