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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 enzyme turns ROS to H2O2






2. What substance inside the cell serves to oxidize glutatione






3. Where are cytosolic and organellar proteins made






4. How does abetalipoproteinemia present and What is the defect






5. What does a western blot use for its sample






6. How does cytosine become uracil






7. What test is used for B12 def






8. What is the amino acid precuror for creatine - urea and nitric oxide






9. bilateral acoustic schwannomas - juvenile cataracts






10. What neuroanatomical strutures are injured in wernicke - korsakoff






11. What are uncoupling agents






12. Why can't even chain fatty acids produce new glucose






13. How does chloramphenicol work






14. telangiectasia - recrrent epistaxis - skin discolorations - AVMs






15. How does ouabain work






16. What rxn does propionyl - CoA carboxylase catalyze






17. What is the result of vit B5 def






18. What is DNA cloning and How do you do it?






19. What is a nonsense mutation






20. FAP is due to deletion On what gene On what chromosome






21. What is the RDE of ketogenesis






22. Which tumor suppresors inhibit G1 to S progression - where mutations result in unrestrained growth






23. What rxn creates ATP






24. What produces NADPH






25. In a 1000 meter run - Where does energy come from






26. What is the RDE of TCA cycle






27. What does a mischarge tRNA do






28. Is there any requirement for homology in NHEJ






29. Where is vit B12 found






30. What initiates protein synthesis






31. What is trimming






32. What does the ELISA test for






33. What is the breakdown product of dopamine






34. What is Gowers maneuver






35. What is the rate limiting enzyme in cholesterol synthesis






36. What is the activated carrier for electrons






37. For eukaryotes - Where does replication begin?






38. antbiotic controlled promoter to induciblly manipulate genes at specific developmental points






39. How are the many staggered tropocollagen molecules reinforced






40. What is pseudohypertrophy in the calf a result of - and What are the cardiac manifestations






41. What is the Name and function of vit B2






42. What causes B12 def






43. How do labile celss grow and regenerate and What are examples






44. What does hartnups disease cause






45. In prokaryotes - What does makes the different types of RNA






46. What is linkage disequilibrium






47. metaphse chromosomes are stained - ordered and numbered according to morphology - size - arm length ratio - banding pattern






48. An inability to convert orotic acid to UMP would be caused by a deficiency either of which two enzymes

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49. Where does gluconeogenesis primarily happen and What are other sites where the enzymes are located






50. What are the fat soluble vitamins and What does their absorption depend on...