Question

uric acid is a waste product created during the breakdown of purines, including adenine and guanine residues. where are these residues usually found?
a dna and rna
b amino acids and proteins
c polysaccharides
d lipids

Explanation:

Adenine and guanine are nitrogen - containing bases known as purines. They are fundamental components of nucleic acids, which include DNA and RNA.

Answer:

A. DNA and RNA