DNA gyrase
A) unwinds DNA.
B) supercoils DNA.
C) cleaves DNA.
D) joins free DNA ends.
Correct Answer:
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Q17: The duplication of a cell's DNA is
Q18: The antiparallel arrangement within DNA molecules refers
Q19: The enzyme that helps pack DNA into
Q20: Semiconservative replication refers to
A)each base bonding at
Q21: The RNA molecules that carry amino acids
Q23: RNA molecules differ from DNA molecules because
Q24: Helicase
A)unwinds DNA.
B)supercoils DNA.
C)unwinds RNA.
D)winds RNA.
Q25: The nontranscribed region of DNA to which
Q26: A permanent, inheritable change in the genetic
Q27: The enzyme that can proofreads replicating DNA,
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