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Biochemistry

Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • 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. 90% of ADPKD cases are due to a mutation In what gene






2. What substance inside the cell serves to oxidize glutatione






3. What clotting factors require vit K






4. What two amino acids are required druing periods of growth and why






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






6. What are ketone bodies made from - where are they metabolized and how are they excreted






7. What does a mischarge tRNA do






8. In what cells do the respiratory burst occur






9. How do fluoroquinolones work






10. What is linkage disequilibrium






11. What causes Down syndrome






12. What converts tyrosine to DOPA






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






14. What substances directly inhibit electron transport chain






15. What are the blood glucose levels maintained by for days 1-3






16. What enzyme results in classic galactosemia and What is the clinical






17. What do B- complex vitamin deficiencies often result in






18. What does the golgi assemble proteoglycans from






19. What is NADPH's role inside RBCs






20. How do odd chain fatty acids participate in gluconeogenesis






21. What is the fxn of vit K






22. In a marathon Where does energy come from






23. What are the two possible causes of albinism






24. Delivers dietary TGs to peripheral tissues - delivers cholesterol to liver in the form of remnants - mostly depleted of TGs - secreted by intestinal epith cells






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






26. What is the Name and function of vit B2






27. Which part of the DNA binds RNA polymerase and multiple other TFs upstream from gene locus






28. peripheral neuropathy - developmental delay - optic atrophy - glopoid cells






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






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






31. What does fomepizole do






32. Describe the structure of cilia






33. congenital microdeletion of short arm of chromosome 5 with microcephaly - moderate to severe mental retardation - high pitched crying/meying - epicanthal folds - cardiac abnl






34. What is the activated carrier for Co2






35. What are the results of pancreatic insuff in CF






36. What is pleiotropy and given an example






37. Which direction does dynein go






38. What is the breakdown product of epi






39. characterize autosomal domint inheritance






40. What creates the musty body odor in PKU






41. What is the hardy weinber heterozygote prevalence






42. What does apoCII do






43. What occurs to oxaloacetate in starvation and DKA






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






45. Of the four possible fates for pyruvate - which one can replenish TCA cycle or be used in gluconeogenesis






46. What catacholamine step is SAM required for






47. What does amino acid catabolsim results in the formation of what?






48. In which structures do you find microtubules






49. What kind of RNA is transported out of the nucleus






50. What is the defect in II A familial hypercholesterolemia