You are presented with the quiz "Molecules of what are encoded with instructions that tell cells what to do?" 

But you don't know the answer, so you turn to your teacher to ask for hints. He says that "molecules of DNA are encoded with instructions that tell cells what to do" and "dNA DNA DNA is a person's genetic fingerprint". 

So, what's the best answer to the question?


 

    A person's genetic fingerprint       