What is the basis for the difference in how the leading and lagging strands of DNA molecules are synthesized? a. The origins of replication occur only at 5'end b. Helicases and single-strand binding proteins work at the 5'end c. DNA polymerase can join new nucleotides only to the 3' end of a pre-existing strand d. DNA ligase works only in the 3'-5' direction

Biology Today and Tomorrow without Physiology (MindTap Course List)
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ISBN:9781305117396
Author:Cecie Starr, Christine Evers, Lisa Starr
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Chapter6: Dna Structure And Function
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What is the basis for the difference in how the leading and lagging strands of DNA molecules are synthesized?

a. The origins of replication occur only at 5'end

b. Helicases and single-strand binding proteins work at the 5'end

c. DNA polymerase can join new nucleotides only to the 3' end of a pre-existing strand

d. DNA ligase works only in the 3'-5' direction

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