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Questions and Answers
Which of the following is NOT a role of glycogen phosphorylase in glycogenolysis?
Which of the following is NOT a role of glycogen phosphorylase in glycogenolysis?
- Cleaving alpha-1,6-glycosidic bonds
- Cleaving alpha-1,4-glycosidic bonds
- Releasing glucose-1-phosphate
- Activating glycogen synthase (correct)
Which enzyme is responsible for branching and debranching of glycogen molecules?
Which enzyme is responsible for branching and debranching of glycogen molecules?
- Debranching enzyme (correct)
- Glycogen phosphorylase
- Glycogen synthase
- Glucose 6-phosphatase
What is the main purpose of differential regulation of glycogen metabolism between the liver and muscle?
What is the main purpose of differential regulation of glycogen metabolism between the liver and muscle?
- To store excess glucose as glycogen
- To maintain blood glucose levels (correct)
- To produce ATP through glycogenolysis
- To regulate insulin secretion
Which of the following enzymes is involved in both glycogen synthesis and degradation?
Which of the following enzymes is involved in both glycogen synthesis and degradation?
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Why does von Gierke's disease primarily affect the liver and not muscle?
Why does von Gierke's disease primarily affect the liver and not muscle?
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