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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 is the function of Zinc






2. What substances inhibit phosphofructokinase -1






3. What is the activated carrier for methyl groups






4. What converts dopamine to NE






5. What tissues have both enzymes of sorbitol metabolism






6. Type IV BM






7. Where is EtOH dehydrogenase located






8. What happens on the nonoxidative arm of the HMP shunt and What is the key enzyme and cofactor






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






10. What is sorbitol - how and why is it made






11. What is the RDE of de novo pyrimidine synthesis






12. The golgi apparatus fxns as a distribution center between what organelles in the cell and What does it process






13. What makes up a nucleotide


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






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






16. What are the priorities for the body in fasting and starvation






17. The pyruvate dehydrogenase complex serves In what reaction: products






18. What does NADPH oxidase deficiency result in and why






19. What is the Hardy Weinberg disease prevalence equation






20. characterize autosomal domint inheritance






21. Gene imprinting implies that How many alleles are active at a single locus






22. What does acetyl - CoA become before becoming palmitate






23. What does a dehydrogenase do






24. What ribosomes do prokaryotes have






25. What does vit B3 def result in






26. cytoskeletal elements associated with vimenentin - desmin - cytokeratin - glial fibrillary acid protiens (GFAP) - neurofilaments






27. What is the TX for CF and What does it do






28. What are the fetal screening measures for Down






29. What clotting factors require vit K






30. What does lactase deficiency cause






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






32. Which type of chromatin is less condensed - transcriptionally active - sterically accesible






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






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






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






36. What step begins the urea cycle and What is the enzyme needed - Where does it happen






37. What does cytokeratin stain for






38. trinucleotide repeat for huntingtons






39. What is RNAi used for






40. What makes up a nucleoside






41. What is disulfiram used for






42. Which antihelminthe drugs work on microtubules






43. What two cells are particularly rich in RER






44. What are the physical findings of fragile x syndrome






45. What is the RDE of fatty acid oxidation






46. How do macrolides and clindamycin work






47. What substance inside the cell serves to oxidize glutatione






48. Where is glucokinase found - What are the Km and Vmax - and what induces it






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






50. How do aminoglycosides work