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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. What causes Marfan syndrome






2. NADPH are used In what 4 things






3. What does arsenic do and What are th results of poisoning






4. 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






5. In a 1000 meter run - Where does energy come from






6. What is the hardy weinberg allele prevalence






7. What is the purpose of the HMP shunt






8. What does Adenosine deaminase deficiency cause a build up of - and What does that lead to?






9. What does the TCA cycle produce per 1 acetyl CoA






10. What does the CFTR channel do in the lungs - GI tract and skin






11. What happens in folate def






12. What is the most abundant type of RNA






13. characterize autosomal recessive inheritance






14. cytoskeletal elements in micorvilli - muscle contracting fibers - cytokenesis - adherens jxns






15. metaphse chromosomes are stained - ordered and numbered according to morphology - size - arm length ratio - banding pattern






16. What shuttle is involved in fatty acid synthesis and What does it move From where to where






17. Patients with chronic granulomatous disease are at increased risk of infection From which kind of organisms






18. How does warfarin work






19. caf






20. Where are the secretory proteins made and N- linked oligosaccharide addtions put on proteins






21. delivers hepatic TGs to peripheral tissue - secreted by liver






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

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23. What fxn does glucokinase serve in the liver






24. Severe fasting hypoglycemia - inc glycogen storage in liver - inc blood lactate - hepatomegaly - dz and def enzyme






25. In eukaryotes - What does RNA poly III make






26. phosphorylation of glucose to yield glucose 6 phosphate serves as the 1st step of what rxns and what enzymes catalyze it






27. What is the wernicke - korsakoff clinical picture






28. What are the findings in Down's syndrome






29. Type III collagen






30. In eukaryotes - What does RNA poly II make






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






32. What do albinism - ARPKD - CF - glycogen storage diseases - hemochromatosis - mucopolysaccharidoses (except Hunters) PKU - sickle cell - sphingolipodoses (except Fabrys) thalassemias have in common






33. What two rxns in in glycolysis require ATP






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






35. How is Lesch Neyhan inherited






36. Which RNA poly opens DNA at promotor site






37. What happens on the oxidative arm of the HMP shunt and What is the key enzyme






38. What apolipoprotein is on LDL






39. What is RNAi used for






40. What is Retin A used topically for






41. what disease can cause pellagra






42. What is linkage disequilibrium






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






44. What is the smallest mutation a mircoarray can detect






45. What are the purely ketogenic amino acids






46. What substance inside the cells replenishes NADPH






47. How do cardia glycosides work






48. In base excision repaire - what recognizes and removes damaged bases and what cuts the DNA to remove the empty sugar






49. How does ouabain work






50. What does the vimentin stain for