Which of the following is not part of the backbone of DNA?
A)bases
B)phosphates
C)sugars
D)They are all part of the backbone

Question

Quizplus · Accepted Answer

Bases are the nitrogen-containing compounds that attach to the sugar molecules, forming the "rungs" of the DNA ladder. The backbone consists of alternating sugar and phosphate molecules, which form the "sides" of the ladder. Therefore, A is the only option that is not part of the backbone.

Which of the Following Is Not Part of the Backbone