Question

What are the three roles of DNA?

Answer 1

Chromatin: Substance made up of DNA and proteins. Codons: Sequence of three nucleotide bases on mRNA that codes for a specific amino acid. ... DNA: A double-stranded nucleic acid that contains the genetic information for cell growth, division, and function.

Answer 2

There are actually 4 roles of DNA

Replication
Encoding information
Mutation and Recombination
Gene Expression

Hope I helped! ( Smiles )