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First Aid: Biochemistry Molecular

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. Prevents stranges from reannealing






2. Specific endonucleases release the oligonucleotide containing damaged bases. DNA polymerase and logase fill and resealt eh gap






3. AUG inAUGurates protein synthesis






4. Lysine/hydroxylysine and combines to form collagen






5. Completed protein is released from ribosme through simple hydrolosis and dissociates






6. Anterograde to microtubule






7. Particular sequnece in genomre where DNA replication begins. May be single (prokaryotes) or multiple (eukaryotes)






8. Inhibits ribonucleotide reductase






9. Neurons - skeletal - and cardiac muscle - RBCs






10. P53 and RB normally inhibit g1 to S progression






11. Microtubule polymerization defect resulting in lowered phagocytosis. results in recurrent pyogenic infections - partial albinism and peripheral neuropathy






12. Xlinked recessive IV collagen bm - kidney - ear and eye -- nephritis and defness ocular disturbances






13. Cleave terminal regions of procollagen to transform into insoluable tropocolagen






14. Inhibits by binding to the potassium side






15. Made from IMP precursor






16. Cilia - glagella - mitotic spindle - neurons - centrioles






17. Exocytose procollagen into extracellylar sace






18. Substituting a pyramidine for a pyrimadine






19. 9+2 arrangement of microtubules -






20. ATP






21. Unwinds DNA template at replication fork






22. Change resulting in early stop codon






23. Changed aaconservative - new aa is similar in chemical structure






24. Even 40S 60S =80S






25. Neuroglia






26. Blocks denovo purine synthesis






27. Be So Totatally Cool Read Books (bOne - CarTWOlage - Threeticular - Type IV under the floor)






28. 1 RNA polymerase (multisubunite complex) makes all 3 kinds of RNA






29. Binds 50S blocking translocation






30. Attachment of ubiquitin to defective proteinds to tag them for breakdown






31. Non homologous end joining






32. Brings together 2 ends of DNA fragments no requirement for homology






33. Type III






34. Codes for formyl methionine (f - Met)






35. The 3 prime end






36. CCA AT 3 PRIME END






37. Site where RNA polymerase and multiple other transciption factors bind to DNA upstream from gene locus (AT rich upstream sequence with TATA and CAAT boxes)






38. (A - G) 2 rings Pure As Gold






39. 1P blocked by chloramphenicaol and macrolide






40. Prophas - metaphase - anaphase telophase






41. Y shaped region along DNA template where leading and lagging strands are syntehsized






42. Methionine - which may be removed before translation is completed






43. Base+ribose+phosphate linked by a phosphodiester bond






44. Microvilli - muscle contraction - cytokinesis - adhering juntions






45. A site - incoming aminoacyl tRNA - Psite accomodates growing Peptide - E site holds EmplytRNA as it exits






46. 4 high enrgy bonds






47. 5 prime to 3 prime






48. Promoter - enhancer - promoter - TATA- transcription initiation site - coding region (including exons and introns) and then the AATAAA






49. A malfunction of mismatch repair (MUt L etc..)






50. H1 string







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