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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. In eukaryotes - What does RNA poly II make






2. Type I collagen






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






4. In which direction is protein synthesized






5. What is incomplete penetrence and give an example






6. What can vit B3 be used to treat






7. What are the purely ketogenic amino acids






8. Where is pyruvate carboxylase found - What does it do - What does it require amd What activates it






9. A small proportion of Down syndrome is due to What two genetic events






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






11. colon becomes covered witih adenomatous polyps after puberty - progresses to colon cancer unless resected






12. What is a missense mutation






13. What is disulfiram used for






14. caf






15. How does insulin inhibit glycogenolysis






16. What converts NE to epi






17. What is uniparental disomy






18. What are Heinz bodies






19. How does OTC def present






20. How do odd chain fatty acids participate in gluconeogenesis






21. How does cytosine become uracil






22. What does a dehydrogenase do






23. nucleotide repeat for fredreich's ataxia






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






25. What are the symptoms of vit A def






26. What does hartnups disease cause






27. What induces pyruvate kinase






28. What does apoB100 do






29. Type II collagen






30. What substances are uncouling agents






31. What happens in folate def






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






33. Acetyl - CoA carboxylase catalyzes what rxn






34. What does primase do






35. Pts with albinism are at inc risk For what cancer






36. What is the longest time of RNA and shortest






37. What does a southern blot use as its sample






38. What is the defect in II A familial hypercholesterolemia






39. What is heteroplasmy






40. cell signaling defect of fibroblast growth factor (FGF) receptor 3 - results in dwarfism - short limbs - head/trunk nl size - associated with advanced paternal age






41. antbiotic controlled promoter to induciblly manipulate genes at specific developmental points






42. What makes up a nucleoside






43. What is axonemal dynein






44. What inhibits pyruvate kinase






45. How does abetalipoproteinemia present and What is the defect






46. What happens in elongation of protein synthesis






47. What are the results of pancreatic insuff in CF






48. Type II cartilage






49. What is the prevalence of an X- linked recessive disease in males and in females






50. What happens at the smooth ER