Which of the Following Reaction Sequences Best Describes the Formation

question 8

Multiple Choice

Which of the following reaction sequences best describes the formation of the nucleic acid in the biosynthesis of DNA?

• A)nucleophilic attack of a 5'-OH group of one nucleotide on the β-phosphorus of another
• B)nucleophilic attack of a 5'-OH group of one nucleotide on the α-phosphorus of another
• C)nucleophilic attack of a 3'-OH group of a nucleotide on the γ-phosphorus of another
• D)nucleophilic attack of a 3'-OH group of one nucleotide on the β-phosphorus of another
• E)nucleophilic attack of a 3'-OH group of one nucleotide on the α-phosphorus of another