The inner wall of the esophagus is lined with stratified squamous epithelium. It shows up as large purple on your slide. Notice that the cells at the base of this epithelial layer are cuboidal. This is the region where mitosis occurs.
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The correct answer is letter C. glucose. The oxygen-energy system can extract energy from glucose. Actually, there are three separate energy production systems that comes from the foods that we eat and turn into a chemical energy. These are the: ATP-PC system, Anaerobic glycolytic system, Aerobic <span>system. Glycolytic system contains glucose.</span>
