Why are the proteins at the "very heart" of life

i think it is true in my reasonment ..

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

sodium i think the chemical element of atomic number 11, a soft silver-white reactive metal of the alkali metal group.