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






2. What liberates glucose from glucose 6 P






3. What are the results of pancreatic insuff in CF






4. What are the function of vit C






5. Describe the replication fork






6. what happens in acyl coa dehyrdogenase def






7. What is the energy source in the fed state right after a meal






8. What does inc phenylalanine lead to...






9. What is the defect in II A familial hypercholesterolemia






10. What happens to oxaloacetate in alcholism






11. How many rings do pyrimidines have






12. What is the breakdown product of NE






13. What leads to the deletion of the dystrophin gene in duchenne's muscular dystrophy






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






15. Very Poor Carbohydrate Metabolism stands for 4 of the glycogen storage diseases - What are thy






16. nucleotide repeat for fragile x






17. What happens in a B12 def






18. trinucleotide repeat fo myotonic dystrophy






19. What does NADPH oxidase deficiency result in and why






20. Which type of chromatin is condensed - transcriptionally inactive - sterically inaccessible?






21. What does fomepizole do






22. What are the glucogenic essential amino acids






23. What are the symptoms of vit A def






24. This is the site where negative regulators bind






25. What does vit B3 def result in






26. What is the most common urea cycle disorder and What is the mode of inheritance?






27. What do def in in enzymes of gluconeogenesis cause






28. What co - factors are required for the pyruvated dehydrogenase complex






29. What does hormone sensitive lipase do






30. Milder form of type I with nl blood lactate levels - dz and enzyme






31. nucleotide repeat for fredreich's ataxia






32. What is imprinting and give an example






33. What happens in zinc def






34. Which phase of the HMP shunt is reversible and Which is irreversible






35. Infection with what organism can cause B12 def






36. in a 100 meter sprint Where does energy come from






37. What drugs can cause folate def






38. What collagen type is most frequently affected in ehlers danlos and What are common complications






39. What are the results of CF on male fertility






40. Wgat substances directly inhibit mitochondrial ATPase - causing an inc in proton gradient - no ATP because pump is stopped






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






42. What can excess vit B3 cause






43. In what direction are DNA and RNA synthesized






44. What does hartnups disease cause






45. What is kartageners syndrome






46. Where is PEP carboxykinase found - What does it do - and What does it require






47. Type IV BM






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






49. bilateral acoustic schwannomas - juvenile cataracts






50. What defects characterize DiGeorge syndrome