Ikeep filling it in but keep loosing points ! i need !

red is a proton which can be said as the symbol (+) but the other thing is its name but it is represented by the symbol (-) the two are controlling the points that neither do not know how It calls but they revolve around an image that is for the four protons that are there, the two small dots are energy for the protons.

Explanation:

an active site is a region that is present on an enzyme where the reactants or the substrate molecules we can say bind and experience a chemical reaction. the substrate is basically a reactant whose concentration is changing and that is converting into a product after binding at the active site of an enzyme