Which of the following enzymes is responsible for the addition of UDP-glucose to the growing glycogen chain during glycogenesis/glycogen synthesis?
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- What enzyme is responsible for the addition of UDP-glucose to the growing glycogen chain during glycogenesisa. Glycogen lyaseb. Glycogen phosporylasec. Glycogen synthased. Glycogen synthetaseWhich of the following describes the hydrolysis of glycogen to glucose? glycogenesis glycolysis glycogenolysis gluconeogenesisWhat is considered as the principal enzyme for the regulation of glycogenesis?a. Glucose-6-phosphataseb. Glycogen phosporylasec. Glycogen Synthased. Phospoglucomutase
- Which one of the following are correctly paired? a. glycogen synthesis: catabolic b. Glycogenolysis: catabolic c. Glycolysis: anabolic d. Gluconeogenesis: catabolic e. TCA cycle: anabolicGlycogen that is broken down in the muscle is not released as glucose into the circulation because the muscle lacks... Group of answer choices glucose-6-phosphatase phosphoryalse glycogen synthase hexokinaseWhen glycogen is broken down into glucose, the process is called O glycogenesis. O gluconeogenesis. O glucagon production. O lactate production. O glycogenolysis.
- Which enzyme activity of the glycogen debranching enzyme is operating during the release of glucose units linked to glycogen branchpoints via o1,6 glycosidic linkage? a. transferase activity b. phosphorylase activity c. phosphatase activity d. glucosidase activityWhich of the following describes the process by which we store glucose ? gluconeogenesis glycogenesis glycogenolysis glycolysisWhich of the following can be used to synthesize glucose by gluconeogenesis in the liver?a. fatty acidb. triglyceridec. glycerold. glycogene. ATP
- Which of the following is NOT involved in the activation of glucose for glycogen synthesis? A. Phosphorylation of glucose by hexokinase to glucose-6-phosphate. B. Isomerization of glucose-6-phosphate to fructose-6-phosphate by phosphohexose isomerase. C. Two-step phosphoryl group transfer by phosphoglucomutase. D. Attachment of glucose-1-phosphate to UDP.Which of the following is a substrate for glycogen synthase? a. UTP-glucose b. Glucose 1-phosphate c. CDP-glucose d. UDP-glucoseIn the glycogen synthase reaction, the precursor to glycogen is a. Glucose-1-P b. UDP-glucose c. UTP-glucose d. Glucose-6-P