It weakens the immune system making it unable to defend itself against viruses and it also attacks the immune system..
Please vote my branliest! Thanks .
Answer:
B. the hormone must enter the cell
I think the answer is ozone i hope i am right and hope this helps
The substance that would be added in order to reverse the reaction would be any substance that is found in the product side. Adding a substance that tends to be a product will shift the equilibrium of the system and will allow the reaction to produce the substances that is found in the reactant side.
