I'm sold by all this "evidence".
DNA "could" modify itself with no outside help, say biologists
"may" also actively modify themselves
"some" single strands of DNA are "capable" of
it raises the possibility
has the potential to
We can only speculate
"If" we have indeed found one way that DNA can change itself spontaneously,
Are you attempting to make an argument? If so, I do not understand what point you are attempting to demonstrate.