You are presented with the quiz "What control many cell activities and are very important for the chemical equilibrium of the body?" 

But you don't know the answer, so you turn to your teacher to ask for hints. He says that "hormones control many cell activities, so they are very important for homeostasis" and "homeostasis is the chemical equilibrium of the body". 

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


 

        the hormones   