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Biochemistry

Instructions:
  • Answer 50 questions in 15 minutes.
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  • 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 is the amino acid precursor for histamine






2. What are the findings in orotic aciduria






3. What test is used for B12 def






4. What does DNA poly I do?






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






6. What regulates whether FBPase -2 or PFK-2 is active






7. What does a northern blot use as its sample






8. Which direction does dynein go






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






10. What converts DOPA to dopamine






11. What trinucleotide repeat in Huntingtons and what chromosome is it found on...






12. What does the golgi add to serine and threonine residues






13. What apolipoprotein is on LDL






14. Delivers dietary TGs to peripheral tissues - delivers cholesterol to liver in the form of remnants - mostly depleted of TGs - secreted by intestinal epith cells






15. What does Citrate Is Krebs starting substrate for making oxaloacetate






16. RNA poly can't proofread - but What can it do






17. How do stable (quiescent) cells grow and regenerate and What are examples






18. What does the passage of electrons result in that when coupled to OXPHOS drives the production of ATP






19. What happens to glycogen in the liver






20. What are the results of unbalanced translocation






21. For eukaryotes - Where does replication begin?






22. What is disulfiram used for






23. What order kinetics does EtOH dehydrogenase have






24. What does primase do






25. What is the breakdown product of dopamine






26. deletion of VHL gene on chromosome 3 leading to hemangioblastomas of retina/cerebellum/medulla bilateral RCC - dz and overexpression product






27. What is the trinucleotide repeat in fragile X






28. What is Gowers maneuver






29. hepatosplenomegaly - aseptic necrosis of femur - bone crisis - MACS that look like crumpled tissue paper

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






31. What enzyme def can cause emphysema






32. What is the complication of cystinuria






33. characterize autosomal domint inheritance






34. What substances induce phosphofructokinase






35. bilateral - massive enlargement of of kidneys due to multiple large cysts






36. recurrent pulmonary infxns in CF are due to what organisms






37. Pts with albinism are at inc risk For what cancer






38. 1 g of protein or cabrohydrate = ?kcal






39. What causes patau's syndrome and What is it






40. What does hormone sensitive lipase do






41. What happens in carnitine def






42. What does arsenic do and What are th results of poisoning






43. What causes Edwards syndrome and What is it






44. In what cells do the respiratory burst occur






45. Which antifungal drugs work on microtubules






46. Where is vit B12 found






47. elevated LDL due to defective or absent LDL receptor - heterozygotes have cholesterol ~300 - homozygotes ~700






48. What tissues have only aldose reductase






49. What is the function of Zinc






50. What step begins the urea cycle and What is the enzyme needed - Where does it happen