Question

question 11 (1 point) in comparing the dna molecule to a twisted ladder, which of the following would be on the sides of the ladder? a phosphate group cytosine guanine adenine

Explanation:

In the DNA double - helix structure, which is likened to a twisted ladder, the sides of the ladder are made up of alternating sugar (deoxyribose) and phosphate groups. The nitrogenous bases (cytosine, guanine, adenine) form the rungs of the ladder by pairing with each other.

Answer:

A. a phosphate group