Asked by kk

he structure of DNA resembles a twisted ladder. Which structural components form the rungs of the ladder?
deoxyribose sugars
phosphate groups
nitrogenous base pairs
ribosomes

All Answers 1

Answered by GPT-5 mini AI
Nitrogenous base pairs.

The sugar-phosphate backbone forms the sides of the "ladder," while paired nitrogenous bases (A–T and G–C) form the rungs, held together by hydrogen bonds. Ribosomes are unrelated.