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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 does hartnups disease cause






2. Formed and degradation of VLDL - delivers TGs and cholesterol to liver where they are degraded to LDL






3. How do you diagnose CFTR






4. What are cyclins






5. How many rings do purines have






6. Which anti breast cancer drugs work on micortubules






7. Which anti gout drugs work on microtubules






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






9. What is the smallest mutation a mircoarray can detect






10. How do tetracyclines work






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

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12. What are the results of unbalanced translocation






13. What are the glucogenic/ketogenic amino acids






14. What does a phosphorylase do






15. What is the mutation in beckers muscular dystrophy - What is the severity and time of onset






16. hepatosplenomegaly - aseptic necrosis of femur - bone crisis - MACS that look like crumpled tissue paper

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17. What is the RDE of cholesterol synthesis






18. Adenosine deaminase deficiency is an important cause of what immunodeficiency?






19. What is the defect in II A familial hypercholesterolemia






20. What is the RDE of de novo purine synthesis






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






22. What happens at the smooth ER






23. What is proteasomal degredation






24. What apolipoprotein is on LDL






25. What is the activated carrier for Co2






26. Name 5 drugs that interfere with nucleotide synthesis






27. What substance inside the cell reduces glutatione






28. In which single strand DNA repair mechanism do specific endonucleases release the oligonucTIDE containing bases and DNA poly and ligase fill and reseal - and what disease occures when this is mutated






29. What is the activated carrier for Acyl






30. several distinct syndromes characterized by familial tumors of endocrine glands including pancreas - parathyroid - pituitary - thryoid and adrenal medulla - disorders and gene association






31. What enzyme converts adenine to AMP






32. Describe the location and fxn of the Na/K ATPase






33. What is chediak higashi






34. What happens with dry beriberi






35. What apolipoproteins are on IDL






36. What does vit B3 def result in






37. What is NADPH used for






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






39. What substance accumulates in galactokinase def and What is the clinical picture






40. What is the energy source for tRNA actication (charging)






41. What are the products for glycolysis






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






43. What reaction does adenosine deaminase normally catalyze






44. What does apoE do






45. What substances are uncouling agents






46. What is the activated carrier for 1 carbon units






47. pyruvate carboxylase catalyzes what rxn






48. What is codominance and give an example






49. cardiomegaly - systemic findings leading to early death - dz and enzyme

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50. Type II cartilage