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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 CETP do






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






3. Describe the pathophys of the aorta in a pt with marfans - and the eyes






4. What is regeneration of methionine depedent on...






5. What enzyme converts adenine to AMP






6. The golgi apparatus fxns as a distribution center between what organelles in the cell and What does it process






7. What does degenerate/rundant genetic code refer to...






8. what findings are associated with marfans






9. What happens in vit D def






10. pyruvate carboxylase catalyzes what rxn






11. Broadly - What can cause fat - soluble vitamin deficiencies






12. What does a pyruvate dehydrogenase deficiency lead to and What are the findings






13. What is the pathway in the fasting state leading to inc FBPase -2 and dec PFK-2






14. fibrillin defect leading to connective tissue disorder affecting skeleton - heart - and eyes






15. What is the function and name of vit B6






16. What substance accumulates in galactokinase def and What is the clinical picture






17. What substance inside the cells replenishes NADPH






18. inc glycogen in muscle but can't break it down - painful muscle cramps - myglobinuria with strenuous exercise - dz and enzyme

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19. In what cells do the respiratory burst occur






20. What two enzymes are involved in EtOH metabolism






21. Of the four possible fates for pyruvate - which one carries amino groups to liver from muscle






22. How does ouabain work






23. What does a northern blot use as its sample






24. What polar group does guanine have - and what non polar group does thymine have






25. What does commaless - nonoverlapping genetic code refer to...






26. What does cytokeratin stain for






27. phosphorylation of glucose to yield glucose 6 phosphate serves as the 1st step of what rxns and what enzymes catalyze it






28. What are the symptoms of vit A excess






29. What is the Name and function of vit B1






30. How is Lesch Neyhan inherited






31. Which anticancer drugs work on microtubules






32. What lab value can distinguish orotic aciduria from ornithine transcarbamoylase def?






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






34. What converts dopamine to NE






35. How does chloramphenicol work






36. Which step in the de novo purine and pyrimidine synthesis pathway requires just aspartate






37. What induces pyruvate kinase






38. Where is glucokinase found - What are the Km and Vmax - and what induces it






39. What are the 2 distinct phases of the HMP shunt and How many ATP are used and produced






40. What is the longest time of RNA and shortest






41. What is the activated carrier for aldehyddes






42. What does fomepizole do






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






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






45. Milder form of type I with nl blood lactate levels - dz and enzyme

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46. What is the breakdown product of epi






47. What are the findings in Lesch - Nyhan






48. What does Ehlers Danlos cause and why






49. What are the clinical features of I cell diesase






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