If one strand of DNA has a C attached to a sugar with a free 5' phosphate group, the other strand will have a _______ attached to a sugar with a free _______ group.
A) C; 5' phosphate
B) C; 3' hydroxyl
C) G; 5'phosphate
D) G; 3' phosphate
E) G; 3' hydroxyl

Question

Quizplus · Accepted Answer

In DNA, cytosine (C) pairs with guanine (G), and the strands are antiparallel. If one strand has a free 5' phosphate group, the complementary strand will have a free 3' hydroxyl group.

If One Strand of DNA Has a C Attached to a Sugar