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DNA Structure & Replication

Quiz by TeNeal Metcalf

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11 questions
Show answers
  • Q1
    The enzyme ____ catalyzes the addition of nucleotides to the DNA strand
    DNA polymerase
    ligase
    DNA helicase
    uracil
    30s
  • Q2
    What are the small segments synthesized in the lagging strand of DNA?
    helixes
    adenines
    ligases
    Okazaki fragments
    30s
  • Q3
    What type of bonds are broken during the unwinding stage of replication?
    hydrogen between bases
    hydrogen between sugars and phosphates
    carbon between nucleotides
    hydrogen between phosphates
    30s
  • Q4
    What difference in eukaryotic and prokaryotic replication is shown here?
    Question Image
    Prokaryotes do not replicate their DNA.
    Eukaryotic replication occurs at multiple origins.
    Eukaryotic replication occurs in only one direction.
    Prokaryotic replication occurs at multiple origins.
    30s
  • Q5
    What genetic process is shown here?
    Question Image
    semiconservative replication
    conservative replication
    parent strand mutation
    dispersive replication
    30s
  • Q6
    Which of the following correctly describe Rosalind Franklin's role in DNA research?
    extracting DNA and modifying it to demonstrate the principles of genetic engineering
    experiments with pneumonia and mice that revealed the 'transforming' element of DNA
    none of these are correct: Rosalind Franklin did not perform a role in DNA research
    x-ray crystallography images that revealed the double-helix structure
    30s
  • Q7
    What feature of DNA structure is most responsible for the specific message a gene carries - i.e. blue eyes or green eyes?
    overall structure - helical vs ladder model
    sequence of base pairs within a nucleotide
    frequency of base pairs within a nucleotide
    sequence of phosphates and sugars within a nucleotide
    30s
  • Q8
    Choose the correct complementary strand to the following: TTA CCG GGT CAT
    CCG TTA CCG TGC
    AAT GGC CCA GTA
    GGC AAT TTG ACG
    TAC TGG GCC ATT
    30s
  • Q9
    Which of the following correctly describes the components of a DNA nucleotide?
    deoxyribose sugar, nitrogen group, phosphate base
    ribose sugar, phosphate group, nitrogenous base
    deoxyribose sugar, phosphate group, nitrogenous base, DNA polymerase
    deoxyribose sugar, phosphate group, nitrogenous base
    30s
  • Q10
    A nucleotide is an example of a
    polymer
    monomer
    enzyme
    nucleic acid
    30s
  • Q11
    A nucleic acid is an example of a
    polymer
    carbohydrate
    monomer
    protein
    30s

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