Question

dna and rna share a number of similarities but they also differ in certain aspects of their structure

Answer 1

DNA:

Adenosine, Thymine, Cytosine, Guanine

Deoxyribose sugar

Usually double stranded

universally accepted genetic material (few exceptions)

RNA:

Adenosine, Uracil, Cytosine, Guanine

Ribose sugar

Single stranded

Functionally important for transciption, translation, protein synthesis, replication of DNA etc.