You are presented with the quiz "many nucleotides bind together to form a chain of something that is what to proteins?" 

But you don't know the answer, so you turn to your teacher to ask for hints. He says that "many nucleotides bind together to form a chain called a polynucleotide" and "proteins and polynucleotides are thermodynamically unstable". 

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


 

 thermodynamically unstable          