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IB Topic 5

IB Topic 5. DNA: WAFGK - $100. DNA strands are said to run in an _______________ manner. Home. View Answer. DNA - WAFGK - $100. ANTIPARALLEL!. Home. View Question. DNA WAFGK - $200.

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IB Topic 5

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  1. IB Topic 5

  2. DNA: WAFGK - $100 • DNA strands are said to run in an _______________ manner. Home View Answer

  3. DNA - WAFGK - $100 • ANTIPARALLEL! Home View Question

  4. DNA WAFGK - $200 • What am I: I consist of DNA wrapped twice around 8 histone proteins and connected to another by an additional histone. Home View Answer

  5. DNA – WAFGK - $200 • NUCLEOSOME!! Home View Question

  6. DNA WAFGK - $300 • Name a type of organism in which nucleosomes are critical for supercoiling of chromosomes and regulation of transcription . Home View Answer

  7. Know your pyramids - $300 • ANY EUKARYOTE!!! Home View Question

  8. DNA - WAFGK - $400 • This type of DNA is the least common among the human genome. Home View Answer

  9. DNA - WAFGK- $400 • UNIQUE or SINGLE COPY GENES!!!! Home View Question

  10. DNA - WAFGK- $500 • State how DNA is organized in the DNA of a goat vs. that of Escherichia coli Home View Answer

  11. DNA - WAFGK - $500 • Bacterial DNA: 1 single circular chromosome (not associated with any packaging proteins, nor does it possess introns or exons) • Eukaryotic: multiple linear chromosomes (histones/nucleosomes) + introns and exons Home View Question

  12. Replication- $100 • DNA replication occurs in this location all prokaryotic cells Home View Answer

  13. Replication $100 • CYTOPLASM!!!!! Home View Question

  14. Replication - $200 • Identify 4 enzymes critical for prokaryotic DNA replication and state their function: Home View Answer

  15. Replication - $200 Home View Question

  16. Replication - $300 • What is the significance of RNA primers to the replication process? Home View Answer

  17. Replication - $300 • Production of an RNA primer that DNA polymerase recognizes as a place to start replication of a leading or lagging strand segment Home View Question

  18. Replication - $400 • The significance of adenosine nucleoside triphosphates; guanosine nucleoside triphosphates…etc Home View Answer

  19. Replication - $400 • Powers the replication process in lieu of ATP Home View Question

  20. Replication - $500 • Challenge: Draw on the board a DNA basepair of your choosing. You must identify at least two different types of chemical bonds found in the base pair Home View Answer

  21. Replication- $500 • A=T; G=C Home View Question

  22. Transcription - $100 • Transcription produces ____________, in the _____________ direction by the enzyme ___________________ Home View Answer

  23. Transcription $100 • mRNA; 5->3; RNA polymerase Home View Question

  24. Transcription - $200 • The _____________ strand has the same base sequence as mRNA with U instead of T Home View Answer

  25. Transcription - $200 • SENSE Home View Question

  26. Transcription - $300 • The location on the DNA where the RNA polymerase initially binds Home View Answer

  27. Transcription - $300 THE PROMOTER REGION Home View Question

  28. Transcription- $400 • Where does this process begin in prokaryotic and eukaryotic cells respectively? Home View Answer

  29. Transcription - $400 • CYTOPLASM; NUCLEUS Home View Question

  30. Transcription - $500 • Identify what features are found on a mature mRNA molecule (3 answers) in a eukaryote Home View Answer

  31. Transcription - $500 Exons, poly-A tail, Methyl guanine cap Home View Question

  32. CDPT- $100 • These proteins attach amino acids to tRNA molecules Home View Answer

  33. CDPT - $100 Home View Question

  34. CDPT - $200 • Identify at least 4 structural features of eukaryotic ribosomes Home View Answer

  35. CDPT- $200 • rRNA; protein, mRNA binding site, small subunit, large subunit, p-site, a- site, e-site Home View Question

  36. CDPT - $300 • Technical name for two amino acids linked together & draw it on the board Home View Answer

  37. CDPT - $300 • DIPEPTIDE!!!!!! Home View Question

  38. CDPT - $400 • Identify the start codon for translation and what it codes for… Home View Answer

  39. CDPT - $400 • AUG; Methionine Home View Question

  40. CDPT - $500 • Identify two differences between free and bound ribosomes Home View Answer

  41. CDPT - $500 Free – in the cytoplasm & make proteins for cell; Bound – attached to ER, make proteins for export Home View Question

  42. P&E - $100 • Identify the four levels of protein structure and give a brief definition for each Home View Question

  43. P&E - $100 • 1st – linear, at production • 2nd – alpha/beta • 3rd – folded/glob • 4th – folded/glob; > 1pp Home View Question

  44. P&E - $200 Describe the induced-fit model of enzyme action Home View Answer

  45. P&E - $200 Home View Question

  46. P&E - $300 • Identify a main difference between globular and fibrous proteins and give an example of each type of protein Home View Answer

  47. P&E - $300 • Fib: insoluble in water, helical or sheet structure (collagen, keratin • Glob: soluble in water; tert or quart structure (albumin, Hb4) Home View Answer

  48. P&E - $400 • Explain the difference between competitive and non-comp. inhibition; cite and example of each Home View Answer

  49. P&E - $400 • Inhibition at or away from the active site; • O2/CO2 – RUBPcarboxylase • PB poisoning Home View Answer

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