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Biochemistry

Instructions:
  • Answer 50 questions in 15 minutes.
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  • Match each statement with the correct term.
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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. peripheral neuropathy - developmental delay - optic atrophy - glopoid cells






2. Type III collagen






3. The pyruvate dehydorgenase complex serves In what reaction: reactants






4. What does a defective Cl channel do






5. How is Lesch Neyhan inherited






6. facial lesions - hypopigmented 'ash leaf spots -' cortical and retinal hamartomas - seizures - mental retardation - renal cysts - renal angiomyolipomas - cardiac rhabdomyomas - inc risk of astrocytomas






7. What does DNA poly III do?

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8. Which type of chromatin is less condensed - transcriptionally active - sterically accesible






9. What tissues have both enzymes of sorbitol metabolism






10. What does glycosylation of pro alpha chian yield and What is the structure






11. How do permanent cells grow and regenerate and What are examples of permanent cells






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






13. In addition to fructose and galactose - what sugards should be excluded from the diets of patients with disorders of fructose or galactose metabolism






14. What does apoB48 do






15. What is the breakdown product of NE






16. What are the findings in Down's syndrome






17. What is the amino acid precursor for porphyrin and heme






18. pyruvate carboxylase catalyzes what rxn






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






20. What substances directly inhibit electron transport chain






21. What are the teratogenic effects of vit A and What test must be ordered before starting a woman on isotreitinoin for severe acne






22. what happens in acyl coa dehyrdogenase def






23. What does beta oxidation do and Where does it occur






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






25. What does CATCH 22 stand for and What causes is...






26. What enzyme converts glucose 1 p to UDP glucose






27. Which are the basic amino acids






28. What catacholamine step is SAM required for






29. Describe the replication fork






30. What 3 steps in RNA processing occur after transcription

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31. What happens in vit B2 def






32. 1 g of protein or cabrohydrate = ?kcal






33. What is proteasomal degredation






34. What are bite cells and when do you see them






35. What shuttle is used in fatty acid degredation and What does it move and From where to where






36. Type I bone






37. What is the limiting reagent in EtOH metabolism






38. What is NADPH used for






39. What are the priorities for the body in fasting and starvation






40. What is Retin A used topically for






41. trinucleotide repeat for huntingtons






42. What is the Name and fxn of vit B12






43. An inability to convert orotic acid to UMP would be caused by a deficiency either of which two enzymes

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44. Describe the structure of cilia






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






46. What is the RDE of TCA cycle






47. What enzyme catalyzes the rxn from pyrvuate to Acetyl - CoA and what inhibits it






48. Which anti gout drugs work on microtubules






49. What ribosomes do prokaryotes have






50. Type II cartilage






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