Test your basic knowledge |

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 enzyme adds Cl - to the H202 to makes bleach






2. What is the activated carrier for methyl groups






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






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






5. What is the RER called in neurons and What is made there






6. What are the clinical features of I cell diesase






7. What converts dopamine to NE






8. protein malnutrition resulting in skin lesions - edema and liver malfxn






9. Which anti breast cancer drugs work on micortubules






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

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11. Which bond is stronger AT or CG and why? What is the laboratory consequence of this?






12. 90% of ADPKD cases are due to a mutation In what gene






13. What is the RDE of fatty acid oxidation






14. What is the activated carrier for phosphoryl






15. Which part of the DNA binds RNA polymerase and multiple other TFs upstream from gene locus






16. What rxn does propionyl - CoA carboxylase catalyze






17. What do neurofilaments stain for






18. What are CDKs






19. Where are cytosolic and organellar proteins made






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






21. What is the function of biotin






22. What produces NADPH






23. How does cytosine become uracil






24. what gene is implicated in fragile X syndrome - and What is the mutation






25. What is imprinting and give an example

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26. Delivers dietary TGs to peripheral tissues - delivers cholesterol to liver in the form of remnants - mostly depleted of TGs - secreted by intestinal epith cells






27. What happens with dry beriberi






28. What causes Down syndrome






29. How do you diagnose CFTR






30. What does DNA ligase do






31. What are bite cells and when do you see them






32. Give an example of a mitochondrial inherited disease






33. What is the name is fxn of vit B3






34. What does degenerate/rundant genetic code refer to...






35. What is the treatment for orotic aciduria






36. What apolipoproteins are on IDL






37. Synthesis of vit B3 requires what other vitamin






38. What do DNA topoisomerases do






39. What is the defect in cystinuria






40. What are the findings with homocystinuria and What amino acid is needs to be supplemented






41. What does the golgi do to sugars in proteoglycans and of selected tyrosine on proteins






42. What happens in vit D def






43. What does acetyl - CoA become before becoming palmitate






44. Which step in the de novo purine and pyrimidine synthesis pathway requires just aspartate






45. nucleotide repeat for fredreich's ataxia






46. What is the defect in fructose intolerance and What does it cause






47. For eukaryotes - Where does replication begin?






48. What happens in vit B2 def






49. How does warfarin work






50. An inability to convert orotic acid to UMP would be caused by a deficiency either of which two enzymes

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