What is the default state of liver glycogen phosphorylase and its significance?

• A. Phosphorylase b, which is inactive and stores glucose.
• B. Phosphorylase a, which is active and provides glucose to other tissues.
• C. Phosphorylase d, which is inactive and converts glucose to fat.
• D. Phosphorylase c, which is partially active and regulates glucose levels.

Answer: (B)