is dna the genetic material in all organisms
1. DNA is the genetic material of all cellular organisms. Cytosine, a nucleotide. Deoxyribonucleic acid (DNA) is the material substance of inheritance. All cellular organisms use DNA to encode and store their genetic information.DNA is a chemical compound that resembles a long chain, with the links in the chain made up of individual chemical units called nucleotides.act Sheet: DNA-RNA-Protein. Summary/Key Points. 1  DNA is the genetic material of all cellular organisms. 2  RNA functions as an information carrier or âmessengerâ. 3  RNA has multiple roles.