3 ms·I'm sure the "junk" DNA does something, we just don't know what yet.by jbrooksuk 8y agoI'm sure the "junk" DNA does something, we just don't know what yet.perl4ever 8y agoSeems to me, "junk DNA" could be "commented out" code, which provides resilience to selection pressure, but doesn't technically do anything right now.ethelward 8y agoThat's pseudogenes, but it's not a massive part of the non-coding DNA.