Which statement about this diagram is correct?

molecule 2 is dna , which can bond with another dna molecule.

molecule 1 is rna , which contains thymine.

molecule 2 is rna , and it is the only nucleic acid that contains four types of bases.

molecule 1 is dna , which is a double helix.

two molecules, molecule one and molecule two, with molecule one consisting of two strands twisted around each other and held together by colorful pieces which have been identified through key as thymine, guanine, cytosine, and adenine. molecule two is a single spiral strand consisting of uracil, guanine, cytosine, and adenine as per the key.