True. The Esophagus is the alimentary canal of the human body in which digestion does not occur. The alimentary canal is the where the food travels that starts from the mouth unto the anus. When the food enters the mouth, digestion already starts. Food only travels in the esophagus to the stomach.
The nucleus is inside of a cell and is enclosed with the cell membrane
Overproduction of crops, erosion and lack of rainfall. Basically what caused the first dust bowl