DNA ligases are enzymes that
A) Catalizes the addition of new nucleotides on 5' -3' strands of DNA.
B) Catalizes the addition of new nucleotides on 3' -5 strands of DNA to continuous strand.
C) Catalyses the breaking of hydrogen bonds between base pairs in the DNA.
D) Catalyses the rewinding of the two DNA molecules after replication.
Answer: B) Catalizes the addition of new nucleotides on 3' -5 strands of DNA to continuous strand.
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