The specific part of the enzyme protein molecule that engages with the substrate is called the active site. Other regions of the protein have less impact on the activity of the enzyme. How is this information relevant to: a. Blocking inhibitors
b. Heat inactivation

imagine a line passing through the center of earth that goes through both the north pole and the south pole. this imaginary line is called an axis. earth spins around its axis, just as a top spins around its spindle. this spinning movement is called earth's rotation. at the same time that the earth spins on its axis, it also orbits, or revolves around the sun. this movement is called revolution.

not: both offer magnification to the atomic level.

b is the answer and if you need further with anything message me