A)It hybridizes to the beginning of a gene, creating a site for DNA polymerase to initiate DNA synthesis of the selected gene.
B)It aids in winding the newly produced DNA molecule with proteins to form a chromosome.
C)It catalyzes the separation of the two strands of DNA being copied.
D)It is the source of the four nucleotides needed in PCR.
E)It acts as a buffer to main a constant pH in the PCR solution.
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