Why is glycogen considered an energy storage molecule in animal cells?

• A. It is composed of beta glycosidic linkages that provide structural support.
• B. It is composed of alpha glycosidic linkages that allow for rapid release of glucose.
• C. It is found in plant cells and stores energy for photosynthesis.
• D. It is composed of N-acetylglucosamine units that store energy.

Answer: (B)