The Leading and the Lagging Strands of DNA Formed During

question 3

Multiple Choice

The leading and the lagging strands of DNA formed during DNA replication differ in that

• A) the leading strand is synthesized in the same direction as the movement of the replication fork, and the lagging strand is synthesized in the opposite direction.
• B) the leading strand is synthesized by adding nucleotides to the 3' end of the growing strand, and the lagging strand is synthesized by adding nucleotides to the 5' end.
• C) the lagging strand is synthesized continuously, whereas the leading strand is synthesized in short fragments that are ultimately stitched together.
• D) the leading strand is synthesized at twice the rate of the lagging strand.

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