Meselson and Stahl used heavy nitrogen (15N) in their experiments to
A) provide a primer.
B) assist the DNA polymerase.
C) label the original DNA.
D) enable discrimination of density gradient.
E) be used as an energy source.
Correct Answer:
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Q160: Guanine is a(n)
A) genetic marker.
B) enzyme.
C) pyrimidine.
D)
Q161: According to the Watson and Crick model
Q162: Franklin's X-ray crystallography data suggested that DNA
A)
Q163: Recall that two hydrogen bonds bind A
Q164: What feature of DNA did Watson and
Q166: The pairing of specific bases in the
Q167: Which feature of the Watson and Crick
Q168: In complementary base pairing, G will pair
Q169: In which mode of replication would fragments
Q170: If one strand of DNA has a
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