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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 are the 3 AR forms of homocystinuria






2. colon becomes covered witih adenomatous polyps after puberty - progresses to colon cancer unless resected






3. How do you diagnose CFTR






4. What is the RDE of glycogenolysis






5. What substance inside the cell reduces glutatione






6. What does vit B3 def result in






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






8. In a marathon Where does energy come from






9. What is the RDE of ketogenesis






10. How does warfarin work






11. What does the addition of mannose -6 phosphate do






12. What does the start codon code for in eukaryotes and prokaryotes






13. What causes B12 def






14. In eukaryotes - What does RNA poly I make






15. What does a defective Cl channel do






16. What step of uric acid synthesis does xanthine oxidase catalyze






17. What enzymes metabolize fatty acids and amino acids






18. What do the single stranded binding proteins do






19. How does ethanol induce hypoglycemia






20. What is the RDE of fatty acid synthesis






21. What is disulfiram used for






22. What is the amino acid precursor for catecholamines






23. What two cells are particularly rich in RER






24. what findings are associated with marfans






25. protein malnutrition resulting in skin lesions - edema and liver malfxn






26. In which single strand DNA repair mechanism do specific endonucleases release the oligonucTIDE containing bases and DNA poly and ligase fill and reseal - and what disease occures when this is mutated






27. What kind of branches do glycogen branches have






28. Why is albinism inheritnace varialbe due to...






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






30. progressive neurodegeneration - developmental delay - cherry red spot on macula - lysosomes with onion skin - NO hepatosplenomegaly






31. What are uncoupling agents






32. The pyruvate dehydrogenase complex serves In what reaction: products






33. Giving folate during early pregnancy is important to prevent what birth defects






34. What is the Name and fxn of vit B12






35. How do glucagon/epi lead to glycogenolysis






36. What happens in vit B2 def






37. What is RNAi used for






38. What does a western blot use for its sample






39. Acetyl - CoA carboxylase catalyzes what rxn






40. What causes Down syndrome






41. What is codominance and give an example






42. Where is fructose 1 -6 bisphosphatase found and What does it do






43. What does apoB100 do






44. What are pyrimidines made from






45. What is the energy source for translocation






46. Type II cartilage






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






48. What does inc phenylalanine lead to...






49. What does a kinase do






50. How many nucTIDEs is a tRNA and What does the secondary sturcture form







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