enzymes are chemical proteins there are approximately 1300 different enzymes that can be found in the human cell the image below shows a biological reaction occurring both with and without enzyme of the following statements which best explains what is seen in the graph

the relative standard reduction potential of the half-cell in which reduction occurs; more positive than the other half-cell. reduction is a chemical process in which electrons are added to an atom or an ion; it always occurs accompanied by oxidation of the reducing agent.