In DNA replication, the leading strand of DNA ________, while the other newly forming strand, called the lagging strand, ________
A) is synthesized in the 5' ? 3' direction; the new DNA is synthesized in the 3' ? 5' direction
B) is synthesized in the 3' ? 5' direction; the new DNA is synthesized in the 5' ? 3' direction
C) does not require an RNA primer; an RNA primer is required
D) is synthesized as a continuous chain; the new DNA is formed in a series of short, discontinuous fragments
E) is synthesized in a series of short, discontinuous fragments; the new DNA is synthesized as a continuous chain
Answer: D
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