1. The concentration of glucose in the blood stream is maintained at ~5 mM. The concentration of free glucose inside a muscle cell is much lower. Explain what happens to imported glucose and why this is advantageous.
2. Apatient comes in to see you with an abnormally enlarged liver. The patient experiences periods of hypoglycemia, particularly uponawakening. Your biopsy of the liver indicates unusually high levelsof glycogen. Suggest a possible explanation.