How is DNA related to natural selection and evolution?

Answer:
Evolution is the change in allele ( different molecular form of same gene-DNA )frequency over time in a population of organisms. While natural selection selects the better adapted variant organisms that have different gene frequencies due to recombination and mutation of DNA.
First answer by Neodarwinian. Last edit by Neodarwinian. Contributor trust: 125 [recommend contributor recommended]. Question popularity: 1 [recommend question].