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Metabolism — MCQs Biology

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1. Metabolism is the sum of:





2. Catabolic pathways:





3. Anabolic pathways:





4. The main energy currency of the cell is:





5. Glycolysis occurs in:





6. The end product of glycolysis under aerobic conditions is:





7. The end product of glycolysis under anaerobic conditions in humans is:





8. Pyruvate is converted to Acetyl-CoA by:





9. Citric acid cycle occurs in:





10. The main purpose of the citric acid cycle is to:





11. The final electron acceptor in oxidative phosphorylation is:





12. Oxidative phosphorylation occurs in:





13. Substrate-level phosphorylation occurs in:





14. Gluconeogenesis is:





15. Glycogenolysis refers to:





16. Glycogenesis refers to:





17. Fatty acid oxidation occurs in:





18. The main product of beta-oxidation of fatty acids is:





19. Ketone bodies are produced in:





20. Lipogenesis occurs in:





21. Amino acid catabolism produces:





22. Urea cycle occurs in:





23. The main function of pentose phosphate pathway is to:





24. NADPH produced in pentose phosphate pathway is mainly used for:





25. Fructose-1,6-bisphosphate is an intermediate of:





26. ATP synthase produces ATP using:





27. Enzymes that regulate metabolic pathways are often:





28. Hexokinase catalyzes:





29. Phosphofructokinase-1 (PFK-1) is:





30. Pyruvate dehydrogenase is regulated by:





31. Cori cycle connects:





32. Glucagon primarily:





33. Insulin primarily:





34. Lipoproteins function to:





35. Acetyl-CoA is a common intermediate in:





36. Glucose-6-phosphatase is found in:





37. Glycolysis yields a net of:





38. Citric acid cycle produces per acetyl-CoA:





39. Gluconeogenesis is favored during:





40. Fatty acid synthesis occurs in:





41. Lipolysis occurs in:





42. Glycerol from triglycerides can enter:





43. Amino acids can be converted to:





44. Urea is excreted to remove:





45. Cori cycle helps:





46. ATP yield from complete oxidation of 1 glucose molecule is approximately:





47. NADH from glycolysis yields how many ATP in mitochondria?





48. FADH2 from citric acid cycle yields approximately:





49. AMP activates:





50. Citrate inhibits:





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