There are however many. In the graph above as the pH increases so does the rate of enzyme activity. Enzyme Lab Enzymes Biology Chemical Reactions Enzymes Activity The amount of enzyme present in a reaction is measured by the activity it catalyzes. . In a true covalent bond the electronegativity values are the same eg H 2 O 3 although in practice the electronegativity values just need to be closeIf the electron is shared equally between the atoms forming a covalent bond then the bond is said to be nonpolar. However it is still a long-standing challenge to manually modulate an enzymes conformation. PH at which an enzymes activity is greatest. The state of protonation of phosphate derivatives. Place a beaker of water on the gauze and adjust the flame to keep the water at. Most of the enzymes of higher organisms show optimum activity around neutral pH 6-8. Natural enzyme mimetics with high catalytic activity a...