In DNA replication, nucleotides are added to the growing new strand at the _______ end, the end at which the DNA strand has a free _______ group.
A) 3'; hydroxyl
B) 3'; phosphate
C) 5'; hydroxyl
D) 5'; methyl
E) 5'; phosphate

Question

Quizplus · Accepted Answer

Nucleotides are added to the growing new strand at the 3' end, which has a free hydroxyl (OH) group. This is essential for the formation of the phosphodiester bond between nucleotides during DNA replication.

In DNA Replication, Nucleotides Are Added to the Growing New