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Biochemistry

Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. What else can phosphoylate phosphorylase kinase






2. What fxn does glucokinase serve in the liver






3. What is the function of biotin






4. What do the single stranded binding proteins do






5. Where is PEP carboxykinase found - What does it do - and What does it require






6. What two rxns in in glycolysis require ATP






7. Describe the location and fxn of the Na/K ATPase






8. What neuroanatomical strutures are injured in wernicke - korsakoff






9. What are the water soluble vitamins - which ones are stored






10. What catacholamine step is SAM required for






11. What is the longest time of RNA and shortest






12. What happens to oxaloacetate in alcholism






13. What is the RDE of cholesterol synthesis






14. What part of the pre mRNA contains the actual genetic information coding for protein






15. What does hartnups disease cause






16. What is the breakdown product of NE






17. What apolipoproteins are on chylomicrons






18. What is a silent mutation






19. What is the RDE of fatty acid oxidation






20. What causes B12 def






21. What is the order of severity for the different types of mutations






22. What is the activated carrier for electrons






23. What bone disorder has x linked dominant inheritance






24. What is the treatment for dec affinity of cystathionine synthase for pyroxidal phosphate






25. What are the irreversible enzymes of gluconeogenesis






26. What are the clinical features of I cell diesase






27. What enzyme esterifies 2/3 of plasma cholesterol






28. What sugar is sorbitol converted to and via what enzyme - and What can happen in cells lacking this enzyme






29. What is the hardy weinberg allele prevalence






30. What can vit B3 be used to treat






31. What happens to glycogen in the liver






32. what findings are associated with marfans






33. What are the findings with homocystinuria and What amino acid is needs to be supplemented






34. What is variable expression and What is an example






35. Severe fasting hypoglycemia - inc glycogen storage in liver - inc blood lactate - hepatomegaly - dz and def enzyme






36. What is the TX for CF and What does it do






37. What does the primary transcript combine with to form the spliceosome






38. In what cell is collagen synthesis initiated






39. What substances induce phosphofructokinase






40. developmental delay - gargoylism - airway obstruction - corneal clouding - hepatosplenomegaly






41. What does a decrease in decrease in NADPH lead to and why






42. Outside the fibroblast What part of procollagen is cleaved and What is it transformed into






43. what disease can cause pellagra






44. What does amino acid catabolsim results in the formation of what?






45. What is incomplete penetrence and give an example






46. What causes maple syrup urine disease and What does it lead to...






47. What rxn does propionyl - CoA carboxylase catalyze






48. What are the only purely ketogenic amino acids






49. In which state is PFK-2 active






50. What does a phosphatase do