The primary function of DNA ligase is to
A) cut the two strands of the DNA molecule prior to replication.
B) attach free nucleotides to the growing chain.
C) remove bases that might be inserted incorrectly.
D) seal new short stretches of nucleotides into one continuous strand.
E) fragment old DNA that is no longer of use to the cell.
Correct Answer:
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Q2: Which scientist(s) discovered the basis for the
Q6: James Watson and Francis Crick
A) were both
Q13: Rosalind Franklin used which technique to determine
Q22: DNA replication is _.
A) redundant
B) semiconservative
C)
Q22: DNA polymerases
A) are enzymes.
B) add new nucleotides
Q25: The function of helicase enzymes is to
Q33: If adenine bonds with guanine, and thymine
Q34: Each DNA strand has a backbone that
Q36: Thealpha helix was described by
A)Pauling.
B)Hershey and Chase.
C)Griffith.
D)Watson
Q38: If all of the hydrogen bonds in
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