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Biochemistry

Instructions:
  • Answer 50 questions in 15 minutes.
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  • 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 happens in vit K def






2. What enzyme becomes essential in PKU






3. What other inflammatory process can induce a hemolytic anemia in NADPH defieicnt patients






4. What makes up a nucleotide

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5. What is the origin of replication






6. What happens in zinc def






7. What enzyme results in classic galactosemia and What is the clinical






8. What is the TX for PKU






9. What catacholamine step is SAM required for






10. What enzyme converts adenine to AMP






11. What does universal genetic code refer to and What are some exception






12. What are the results of pancreatic insuff in CF






13. What is the rate limiting enzyme in cholesterol synthesis






14. What activates the pyruvate dehydrogenase complex






15. benign asymptomatic condition with elevated levels of fructose in urine and blood - dz and enzyme






16. Which direction does kinesin go






17. How do cardia glycosides work






18. What 3 amino acids are necessary for purine synthesis






19. What happens with dry beriberi






20. What is the amino acid precursor for GABA and glutathione






21. What is the Name and function of vit B1






22. What causes Edwards syndrome and What is it






23. The pyruvate dehydorgenase complex serves In what reaction: reactants






24. What does apoCII do






25. What does DNA poly I do?






26. What are the irreversible enzymes of gluconeogenesis






27. What is the RDE of glycogen synthesis






28. Which enzyme involved in RNA synthesis does not require a template






29. Is there any requirement for homology in NHEJ






30. What substances directly inhibit electron transport chain






31. What are the findings in PKU






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






33. facial lesions - hypopigmented 'ash leaf spots -' cortical and retinal hamartomas - seizures - mental retardation - renal cysts - renal angiomyolipomas - cardiac rhabdomyomas - inc risk of astrocytomas






34. What are the findings in orotic aciduria






35. What occurs to oxaloacetate in starvation and DKA






36. What order kinetics does EtOH dehydrogenase have






37. How does OTC def present






38. characterize x linked recessive






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






40. What is mosaicism and give an example






41. What is the treatment for dec affinity of cystathionine synthase for pyroxidal phosphate






42. What step of uric acid synthesis does xanthine oxidase catalyze






43. In eukaryotes - What does RNA poly II make






44. What are the characteristics of angelmans syndrome and How does it occur






45. Which direction does dynein go






46. What does helicase do






47. What are the complications/signs of familial hypercholesterolemia






48. In which state is FBPase -2 active






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






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