what is the function of dna
DNA actually has several functions. For example, DNA stores the genetic material of an organism. It also replicates itself when it divides. the DNA is the genetic material of a cell it is what makes each cell unique.1  Deoxyribonucleic acid (DNA) is the genetic code which ensures that daughter cells inherit the same characteristics as the parent cells. A: replication   A: dna cells give direnctions to the nucleius and plans what yo â¦ ur going to function all your life   A: The DNA of a cell acts as instructions for all the processes of a cell. Basically it is a spiral of information that the cell uses for everything.