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    Do U Have DNA? amulyam.in quiz answers FREE

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    1 of 16: Which of the following must happen first in order for DNA replication to occur?
    A) DNA Polymerase Binds to the Leading Strand (40%)
    B) Hydrogen bonds form between bases (27%)
    C) DNA is Unwound (52%)
    Answer : C
    2 of 16: Okazaki fragments form on the:
    A) Lagging Strand (43%)
    B) base-pairs (36%)
    C) leading strand (21%)
    Answer : A
    3 of 16: Which of the following is required for DNA replication to occur?
    A) DNA Helicase (17%)
    B) DNA ligase (16%)
    C) DNA polymerase (26%)
    D) all of these (40%)
    Answer : D
    4 of 16: A nucleotide consists of:
    A) Two Nitrogen Bases, a Sugar, and a Phosphate (27%)
    B) a Nitrogen Base (18%)
    C) a Nitrogen Base and a Sugar (21%)
    D) a Nitrogen Base, Sugar, and Phosphate (34%)
    Answer : D
    5 of 16: The element that transformed the bacteria in Griffith's experiments was:
    A) Protein (25%)
    B) capsules (28%)
    C) DNA (48%)
    Answer : C
    6 of 16: The Hershey-Chase research finally proved that:
    A) Bacteria Could Be Transformed (16%)
    B) DNA was the molecule of heredity (58%)
    C) DNA was in the shape of a double helix (27%)
    Answer : B
    7 of 16: The "rungs" of the DNA ladder are made of:
    A) Sugars (17%)
    B) bases (59%)
    C) sugars & phosphates (44%)
    Answer : B
    8 of 16: Before the Hershey-Chase experiment, many scientists believed that ____ carried the hereditary information.
    A) Proteins (65%)
    B) phages (23%)
    C) helicase (12%)
    Answer : A
    9 of 16: In order to transform to a virulent form of bacteria, non encapsulated bacteria must:
    A) Be Exposed to Killed Capsulated Bacteria (46%)
    B) Divide (31%)
    C) Be Exposed to Radioactive Phosphorous (23%)
    Answer : A
    10 of 16: A DNA strand has the following bases: A A G C C A. What are the bases on its complimentary strand?
    A) C C A T T C (24%)
    B) A C C G A A (35%)
    C) T T C G G T (41%)
    Answer : C
    11 of 16: In the Hershey Chase Experiment, DNA was labeled with ____, and bacteriophage protein was labeled with _____.
    A) Codons, Anticodons (33%)
    B) Radioactive Sulfur, Radioactive Phosphorous (35%)
    C) Radioactive Phosphorous, Radioactive Sulfar (42%)
    Answer : C
    12 of 16: In the ladder anology of the DNA molecule, the "rungs" of the ladder are:
    A) Paired Nitrogenous Bases (44%)
    B) phosphates (32%)
    C) sugars (24%)
    Answer : A
    13 of 16: Which of the following best describes the arrangement of the sides of the DNA molecule?
    A) Twisted (32%)
    B) bonded (35%)
    C) antiparallel (53%)
    Answer : C
    14 of 16: The enzymes that break hydrogen bonds and unwind DNA are:
    A) Primers (22%)
    B) helicases (61%)
    C) Forks (17%)
    Answer : B
    15 of 16: DNA replication results in:
    A) 2 DNA Molecules That Each Contain a Strand of the Original (39%)
    B) 2 Completely New DNA Molecules (29%)
    C) 1 New DNA Molecule, 1 Old Molecule is Conserved (52%)
    Answer : C
    16 of 16: During replication, what enzyme adds complimentary bases?
    A) Synthesase (21%)
    B) replicase (31%)
    C) polymerase (48%)
    Answer : C

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