There are two types of nucleic acids, dna and rna. nearly all organisms use dna, not rna, as the central repository for genetic information. choose the statements that explain this phenomenon.

Found the choices. Pls see attachment. 

The statements that explains this phenomenon are:
1) DNA contains adenine as one of its nitrogenous bases.
2) DNA has a double-stranded structure that ensures an accurate mechanism of duplication.