One of the oldest arguments in the history of psychology is the Nature vs Nurture debate. Each of these sides have good points that it's really hard to decide whether a person's development is predisposed in his DNA, or a majority of it is influenced by this life experiences and his environment.
The fact that it's a renewable resource would be the only benefit. All of the others are disadvantages
You could say DNA is found in both viruses and in living single-celled organisms because DNA is necessary to replicate itself.
In black bread mold spores are produced in structures called Sporangia. Black bread mold are fungus that reproduces in the same way like most molds. The molds make spores inside a sporangium and when the spores are ready to leave and spread more mold, the sporangium breaks open and lets the spores out.