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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. characterize autosomal domint inheritance






2. recurrent pulmonary infxns in CF are due to what organisms






3. What happens in vit B2 def






4. What lab technique is use to profile gene expression levels of thousands of genes simultaneously to study certain diseases and treatments






5. What CETP do






6. What is the RDE of cholesterol synthesis






7. Infection with what organism can cause B12 def






8. What is the longest time of RNA and shortest






9. What is a missense mutation






10. How do stable (quiescent) cells grow and regenerate and What are examples






11. deletion of VHL gene on chromosome 3 leading to hemangioblastomas of retina/cerebellum/medulla bilateral RCC - dz and overexpression product






12. Describe the structure of cilia






13. energy malnutrition resulting in tissues and muscle wasting - loss of subQ fat - variable edema






14. What drugs can cause folate def






15. Leysh - Nyhan syndrome is a defect in which enzyme and What are the biochemical results






16. What happens do glycogen in skeletal muscle during exercise






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






18. Type I bone






19. fibrillin defect leading to connective tissue disorder affecting skeleton - heart - and eyes






20. What is the source of energy in the fasting state between meals






21. Pts with albinism are at inc risk For what cancer






22. What 3 syndromes are associated with vit B1 def






23. What tissues have both enzymes of sorbitol metabolism






24. In what cells do the respiratory burst occur






25. What is the pathway in the fasting state leading to inc FBPase -2 and dec PFK-2






26. What is the breakdown product of epi






27. What is incomplete penetrence and give an example






28. Where is vit A found in the diet






29. What is the Name and fxn of vit B12






30. What is the prevalence of an X- linked recessive disease in males and in females






31. decreases In what substances can cause PKU






32. What is codominance and give an example






33. Where is glucose 6 phosphatase found and What does it do






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






35. What is the defect in I- hyperchylomicronemia






36. Where are FADH2 electrons transferred to...






37. Where is EtOH dehydrogenase located






38. What is chediak higashi






39. characterize mitochondrial inheritance






40. Which RNA poly opens DNA at promotor site






41. How is orotic aciduria inherited






42. What is heteroplasmy






43. Describe the pathophys of the aorta in a pt with marfans - and the eyes






44. What is maternal PKU






45. What happens in zinc def






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






47. 1 g of protein or cabrohydrate = ?kcal






48. For eukaryotes - Where does replication begin?






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






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