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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 commaless - nonoverlapping genetic code refer to...






2. What is NADPH's role inside RBCs






3. trinucleotide repeat fo myotonic dystrophy






4. If two alleles are present - but the active allele is deleted - what happens






5. What does Ehlers Danlos cause and why






6. What does aminoacyl tRNA synthetase do the AA before and after it binds to tRNA - and what happens if it's the wrong the match






7. Which carbon bears the triphosphate and the energy source for bond formation

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8. When are glycogen reserves depleted






9. Delivers hepatic cholesterol to peripheral tissues - formed by LPL modification of VLDL in the peripheral tissue - taken up by target cells via RME






10. What happens with wet beriberi






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






12. Fluorescent DNA or RNA probe binds to specific gene of interest - used for specific localization of genes and direct visualization of anomalies - like microdeletions - at molecular level






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






14. What is the activated carrier for methyl groups






15. What is linkage disequilibrium






16. ADPKD is associated with What additional conditions






17. telangiectasia - recrrent epistaxis - skin discolorations - AVMs






18. What happens in zinc def






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






20. What does apoCII do






21. 1 g of protein or cabrohydrate = ?kcal






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






23. How many rings do purines have






24. What ribosomes do prokaryotes have






25. What substance inside the cells replenishes NADPH






26. What are purines made from






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






28. characterize autosomal recessive inheritance






29. characterize autosomal domint inheritance






30. What is the composition of urea and where do each part derive from






31. What is the trinucleotide repeat in fragile X






32. What is RNAi used for






33. What co - factors are required for the pyruvated dehydrogenase complex






34. Where are FADH2 electrons transferred to...






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






36. What are covalent alterations






37. What is the amino acid precursor for histamine






38. What happens in the first stage of collagen synthesis - and Where does it happen






39. What CETP do






40. What is the rate determining enzyme (RDE) of glycolysis






41. Where are cytosolic and organellar proteins made






42. What does glycosylation of pro alpha chian yield and What is the structure






43. What happens in vit D def






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






45. Which direction does dynein go






46. Which aspect of the spliceosome do patients with lupus make antibodies against






47. What is the defect in cystinuria






48. For eukaryotes - Where does replication begin?






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






50. What liberates glucose from glucose 6 P