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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 metabolic rxns occur in the cytoplasm






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






3. What is the main source of folate






4. Where is EtOH dehydrogenase located






5. Which carbon bears the triphosphate and the energy source for bond formation

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6. What catacholamine step is SAM required for






7. central and peripheral demyelination with ataxia and dementia






8. How does ouabain work






9. Where do you find elastin and What does it do






10. What is the defect in II A familial hypercholesterolemia






11. What substances directly inhibit electron transport chain






12. What is mosaicism and give an example






13. In which structures do you find microtubules






14. How is orotic aciduria inherited






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






16. Type III collagen






17. Leysh - Nyhan syndrome is a defect in which enzyme and What are the biochemical results






18. What are the two transgenic strategies in mice






19. What is the RDE of gluconeogenesis






20. What is the RDE of ketogenesis






21. What metabolic rxns occur in the mitochondria






22. In what cell is collagen synthesis initiated






23. What does primase do






24. What two pathways is carbomoyl phosphate involved in - and what enzyme deficiency leads to a build of carbamoyl phosphate leading to what element in pyrimidine synthesis






25. Which cells are rich in smooth ER






26. Which RNA poly opens DNA at promotor site






27. What collagen type is most frequently affected in ehlers danlos and What are common complications






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






29. Infection with what organism can cause B12 def






30. What two rxns in in glycolysis require ATP






31. What is uniparental disomy






32. What is the breakdown product of NE






33. characterize x linked dominant






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






35. What is the hardy weinberg allele prevalence






36. What else can phosphoylate phosphorylase kinase






37. What is dominant negative mutation and give an example






38. What does the deletion of the dystrophin gene lead to...






39. What two proteins make up microtubules and how are they arranged






40. energy malnutrition resulting in tissues and muscle wasting - loss of subQ fat - variable edema






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






42. What does aminoacyl tRNA synthetase do the AA before and after it binds to tRNA - and what happens if it's the wrong the match






43. What does the golgi assemble proteoglycans from






44. Very Poor Carbohydrate Metabolism stands for 4 of the glycogen storage diseases - What are thy

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45. How do macrolides and clindamycin work






46. decreases In what substances can cause PKU






47. What converts limit dextran to glucose






48. What happens in vit D def






49. What are the irreversible enzymes of gluconeogenesis






50. Describe robertsonian translocation