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 results in classic galactosemia and What is the clinical






2. What feedback inhibits hexokinase






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






4. What does a dehydrogenase do






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






6. What are the water soluble vitamins - which ones are stored






7. What is the active form of vit D






8. What does amino acid catabolsim results in the formation of what?






9. Where are cytosolic and organellar proteins made






10. What are CDKs






11. Mediates reverse cholesterol transport from periphery to liver - acts as respository for apoC an apoE - secreted from both liver and small intestine






12. In what direction are DNA and RNA synthesized

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


13. What are the glucogenic/ketogenic amino acids






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






15. Which amino acids are elastin rich in






16. What does Ehlers Danlos cause and why






17. What is the defect in II A familial hypercholesterolemia






18. cytoskeletal elements associated with cilia - flagella - mitotic spindle - neurones and centrioles






19. What are the mRNA stop codons






20. What are possilbe presentation for galactokinase def






21. What are the findings in Lesch - Nyhan






22. How is Lesch Neyhan inherited






23. How does chloramphenicol work






24. What is dominant negative mutation and give an example






25. What are the irreversible enzymes of gluconeogenesis






26. What substances inhibit phosphofructokinase -1






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






28. What is the trinucleotide repeat in fragile X






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






30. progressive neurodegeneration - developmental delay - cherry red spot on macula - lysosomes with onion skin - NO hepatosplenomegaly






31. What is the wernicke - korsakoff clinical picture






32. Describe the replication fork






33. How many rings do purines have






34. developmental delay - gargoylism - airway obstruction - corneal clouding - hepatosplenomegaly






35. What is the longest time of RNA and shortest






36. congenital microdeletion of short arm of chromosome 5 with microcephaly - moderate to severe mental retardation - high pitched crying/meying - epicanthal folds - cardiac abnl






37. What is the TX for pyruvate dehydrogenase deficiency






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






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






40. How do microtubules grow and collapse






41. What is variable expression and What is an example






42. Severe fasting hypoglycemia - inc glycogen storage in liver - inc blood lactate - hepatomegaly - dz and def enzyme






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






44. What enzyme converts adenine to AMP






45. Where is acetaldehyde located






46. What is the exception to genetic redundancy






47. What components come together to make S- adenosyl methionine






48. What causes Marfan syndrome






49. What is a missense mutation






50. What are cyclin - CDK complexes