DNA polymerase lengthens a polynucleotide strand in a DNA molecule by
A) building short DNA fragments and linking them together.
B) adding lost DNA sequences to the 3ʹ end.
C) linking purines with pyrimidines.
D) covalently linking new nucleotides to the growing new strand.
E) threading the existing DNA through a replication complex.
Correct Answer:
Verified
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