How To Diffrentiate Between Female And She Male What Is The Difference Between Viral DNA And Human DNA?

What is the difference between viral DNA and human DNA? - how to diffrentiate between female and she male

When the need to develop, for example, a drug for a disease, namely the fight against drugs, HIV, the alleged viral DNA, as diffrentiate goal? Is it possible that human DNA drugs instead of viral DNA to target? How diffrentiate DNA Gruda between the two?