BioChem 210 Module 6 Exam - Portage Learning Questions and Answers 2024

BioChem 210 Module 6 Exam - Portage Learning Questions and Answers 2024

1. Isomers with multiple asymmetric centers differing in only one asymmetric center is/are a(n) .: Epimers 2. Why is the T state of glycogen phosphorylase less active?: The active site is partially blocked 3. Which of the following occurs after a carbohydrate-rich meal?: Blood-glu- cose levels increase leading to glycogen storage in the liver 4. In general, phosphorylated forms of glycogen synthase lead to levels of glycogen.: decreased 5. NADPH is required by the liver and adipose for synthesis of : fatty acids 6. The enzyme that begins the kinase cascade activating glycogen degrada- tion is : PKA 7. The major site(s) of glycogen storage is/are: liver and skeletal muscle 8. The hydrolysis catalyzed by a-1,6-glucosidase releases a(n) molecule.- : glucose 9. Prostaglandins and thromboxane's are synthesized from , a 20 carbon fatty acid: arachidonic acid 10. The first step of 8 oxidation is a(n) -linked oxidation of the fatty acyl chain: FAD 11. The reaction catalyzed by transfers UDP-glucose to the hydroxyl of an existing glycogen core: glycogen synthase 12. There is a high -to-insulin ratio in diabetes.: Glycogen 13. In eukaryotes, the degradation of fatty acids occur in the: Mitochondrial matrix 14. The function of the enzyme acyl CoA synthetase is: ATPdependent activa- tion of fatty acids using CoA 15. The coenzyme required for fatty acid synthesis is: NADPH 16. is the enzyme that catalyzes the hydrolysis of the ester linkage of the lactone resulting in the ring opening: Lactonase 17. Fatty acids are the building blocks of: phospholipids and glycolipids 18. The synthesis of fatty acids takes place in the of the cell.: Cytoplasm 19. In the liver, glycogen synthesis and degradation are regulated to maintain levels of in blood: glucose 20. Acetoacetate spontaneously decarboxylates to form .: acetone 21. Beta oxidation of odd-numbered fatty acids produces acetyl CoA and .: Propionyl CoA 22. is the committed step of the pentose phosphate pathway.: Glucose 6-phosphate dehydrogenase