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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. Which are the acidic amino acids






2. cytoskeletal elements associated with vimenentin - desmin - cytokeratin - glial fibrillary acid protiens (GFAP) - neurofilaments






3. What does apoB100 do






4. What is trimming






5. What are the findings in Down's syndrome






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






7. What does a decrease in decrease in NADPH lead to and why






8. In what cell is collagen synthesis initiated






9. Type IV collagen is an important structural componenet of the BM for which 3 organs






10. What is NADPH used for






11. What happens with wet beriberi






12. caf






13. What is the RDE of cholesterol synthesis






14. Which direction does kinesin go






15. What is Retin A used topically for






16. What causes biotin def






17. Which aspect of the spliceosome do patients with lupus make antibodies against






18. How do odd chain fatty acids participate in gluconeogenesis






19. What happens in vit K def






20. How does patients present with ADPKD






21. In which structures do you find microtubules






22. What co - factors are required for the pyruvated dehydrogenase complex






23. What is axonemal dynein






24. What is the RDE of glycogen synthesis






25. What CETP do






26. What happens to oxaloacetate in alcholism






27. Which bond is stronger AT or CG and why? What is the laboratory consequence of this?






28. what disease can cause pellagra






29. What is loss of heterozygosity and give an example






30. Of the four possible fates for pyruvate - which one is a transition from glycolysis to TCA cycle






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






32. Acetyl - CoA carboxylase catalyzes what rxn






33. What is the RDE of fatty acid synthesis






34. What do neurofilaments stain for






35. What happens at the smooth ER






36. What happens in zinc def






37. What does an umabiguous genetic code refer to...






38. What is the most abundant type of RNA






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






40. Which direction does dynein go






41. 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






42. What causes Marfan syndrome






43. What are the findings in Lesch - Nyhan






44. What causes Down syndrome






45. developmental delay - gargoylism - airway obstruction - corneal clouding - hepatosplenomegaly






46. What enzyme adds Cl - to the H202 to makes bleach






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






48. spheroid RBCs due to spectrin or ankyrin defect - hemolytic anemia - inc MHCH - splenectomy is curative






49. What is the energy source for tRNA actication (charging)






50. What substance inside the cells replenishes NADPH







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