The synthesis of the growing chain of DNA is carried out by adding nucleotides to the ___ end. Naim 21:26 Heredity Meiosis Molecular Genetics The synthesis of the growing chain of DNA is carried out by adding nucleotides to the ___ end. a. 8' b. 3' c. 5' d. 1' Answer: B Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+