SBH3UE - Unit 2: Genetic Processing

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Oddishii
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261955
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SBH3UE - Unit 2: Genetic Processing
Updated:
2014-02-14 01:01:15
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  1. dna is a long chained ____ aka _____
    • polymore
    • nucleic acid
  2. nucleic acid made of small molecules _______ aka ______
    • monomer
    • nucleotides
  3. nucleotides are made of
    5C sugar, nitrogenous base, phosphate group
  4. what's deoxyribose
    5C sugar
  5. what's 5C sugar called
    deoxyribose
  6. what are the three nitrogenous bases
    • adenineĀ 
    • guanine
    • thymine
    • cytosine
  7. which nitrogenous bases are purines
    adenine and guanine
  8. which nitrogenous bases are pyrimidines
    cytosine and thymine
  9. t/f adenine x cytosine
    NO NOT CANON!!! ADENINE AND THYMINE!!!!
  10. t/f adenine x thymine
    YES!!! CANON!!!
  11. T/F DNA MADE OF TWO NUCLEIC ACID
    FALSE!!! NUCLEOTIDES DUH!!
  12. TWISTED LADDER CALLED??
    DOUBLE HELIX
  13. rails of dna made of
    phosphate and 5c (sugar phosphate backbone)
  14. rungs of dna made of
    nitrogenous bases held by hydrogen bonds (base pairs)
  15. base pairs?
    nitrogenous bases held by hydrogenous bases
  16. sugar phosphate backbone
    if you dont get this u suck
  17. division of somatic cells
    mitosis
  18. mitosis
    division of somatic cells to produce two identical somatic cells
  19. interphase
    thin chromatin condense and replicate
  20. thin chromatin condense and replicate
    interphase
  21. no nuclear membrane, centrioles to poles
    prophase
  22. prophase
    no nuclear membrane, centrioles to poles
  23. da middle
    metaphase
  24. metaphase
    da middle
  25. anaphase
    ds chromosomes break, chromatids split </3
  26. ds chromosomes break, chromatids split </3
    anaphase
  27. telephase
    cleavage furrow, nuclear membrane, chromatid = chromatin
  28. cleavage furrow, nuclear membrane, chromatid = chromatin
    telephase
  29. meiosis
    division of germinal cell to four gametes
  30. where do you find germinal cells
    gonads
  31. what are gonads
    testes and ovaries
  32. what is an autosome
    chromosomes not directly related to sex
  33. what is a sex chromosome
    chromosomes directly related to sex
  34. what's a homologous chromosome
    same size and shape and whatever but different info
  35. what makes variations in gametes?
    chiasmata and random assortment
  36. when does chiasmata occur and what is it?
    prophase I; crossing over non sister chromatids
  37. when does random assortment occur and what is it?
    metaphase I; double stranded chromosomes can flip upside down
  38. in mitosis you will have the diploid number
    tru

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