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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. How does OTC def present






2. What rxn creates ATP






3. What is the activated carrier for aldehyddes






4. In what cells do the respiratory burst occur






5. How does warfarin work






6. What does PURe As Gold and CUT The Py stand for






7. Which antifungal drugs work on microtubules






8. How is ammonium transported from muscle to the liver for urea cycle






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






10. What tissues have both enzymes of sorbitol metabolism






11. What does high cholesterol or long saturated fatty acid content do to the melting temperature and fluidity






12. What happens with dry beriberi






13. Describe robertsonian translocation






14. Fluorescent DNA or RNA probe binds to specific gene of interest - used for specific localization of genes and direct visualization of anomalies - like microdeletions - at molecular level






15. What is axonemal dynein






16. What does a defective Cl channel do






17. What is the breakdown product of epi






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






19. What are the findings in Down's syndrome






20. How doe NADH electrons from glycolysis and the TCA cycle enter the mitochondiria






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






22. What causes patau's syndrome and What is it






23. What substance inside the cells replenishes NADPH






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






25. How many ATP are produced by anearobic glycolysis per molecule of glucose






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

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27. How do cardia glycosides work






28. What is the function of biotin






29. What stretch of DNA that alters gene expression by binding of transcription factors






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






31. What is proteasomal degredation






32. What do neurofilaments stain for






33. What is the result of vit B5 def






34. In mismatch repair - which strand is recognized and In what hereditary syndrome is this defective






35. characterize mitochondrial inheritance






36. What is dominant negative mutation and give an example






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






38. What does apoCII do






39. What are the characteristics of prader willi syndrome How does it occur






40. What 3 syndromes are associated with vit B1 def






41. What is variable expression and What is an example






42. Which step in the de novo purine and pyrimidine synthesis pathway requires aspartate - glycine - glutamine and THF






43. What is NADPH's role inside RBCs






44. What are the only purely ketogenic amino acids






45. What are purines made from






46. What is a silent mutation






47. What happens in hyperammonemia






48. Delivers hepatic cholesterol to peripheral tissues - formed by LPL modification of VLDL in the peripheral tissue - taken up by target cells via RME






49. benign asymptomatic condition with elevated levels of fructose in urine and blood - dz and enzyme






50. What order kinetics does EtOH dehydrogenase have