Question

In the polymerization of DNA, a phosphodiester bond is formed between a phosphate group of the nucleotide being added and _____ of the last nucleotide in the polymer.

A) the 5' phosphate
B) C6
C) the 3' OH
D) a nitrogen from the nitrogen-containing base

Answer 1

d

Step-by-step explanation:

Answer 2

Answer: C) the 3' OH

Explanation: OH group of phosphoric acid at carbon 5 reacts with the OH group of of other molecule at carbon 3 with release of H2O, forming two ester bonds.