DNA stores the information for protein synthesis, and RNA carries out the instructions encoded in DNA. What is the role of RNA polymerase during transcription? RNA polymerase transcribes RNA from a DNA template The four roles DNA plays are replication, encoding information, mutation/recombination and gene expression.
DNA makes RNA makes Protein. As you have learned, DNA is the genetic material of your cells and holds the information for making all the different proteins of your body. ... Translation converts the information in a series of three letter words in the mRNA into a sequence of amino acids, the building blocks of proteins.