Question

which sugar is present in the nucleic acid that is represented in the diagram?
phosphate
uracil
deoxyribose
ribose

Explanation:

The diagram shows a double - helix structure with adenine and thymine, which indicates it is DNA. The sugar in DNA is deoxyribose. Phosphate is not a sugar. Uracil is a nitrogen - base found in RNA, not a sugar. Ribose is the sugar in RNA.

Answer:

C. deoxyribose