Why is acid rain a social and political problem?

The answer is explained below.

Explanation:

In this case, acid rain can cause damage by corroding landmarks, such as statues or monuments, or other buildings that don't have the proper characteristics to stand it. Due to the aerosol contained in the acid rain, humans can suffer from respiratory disorders. Other effects such as diarrhea, bone softening and polluted water are caused by the acid rain. Due to this, it is a political and social problem.

enzyme active site and substrate specificity

enzymes bind with chemical reactants called substrates. there may be one or more substrates for each type of enzyme, depending on the particular chemical reaction. in some reactions, a single-reactant substrate is broken down into multiple products