Pompe's disease is one of a class of lysosomal storage diseases in which one or more enzymes that are normally found in the lysosomes are defective or absent. In Pompe's disease, the enzyme that normally breaks down glycogen is absent.

Describe what you would see in an electron micrograph of a liver cell from an individual with Pompe's disease. What are some possible consequences of having such a disease? Can you think of an effective way to treat it?