Answer:
Deoxyribose.
Step-by-step explanation:
Hello,
On the attached picture, you will find the β-furanose structure of the deoxyribose which is the monosaccharide present in the DNA (deoxyribonucleic acid).
Deoxyribose is a sugar derived from ribose by replacement of a hydroxyl group by hydrogen. In addition, it is the five-carbon sugar molecule that helps form the phosphate backbone of DNA molecules
Best regards.