Which component is released from the active site of an enzyme during a chemical reaction?

If you were given a map of the sensory cortex in the postcentral gyrus of the cerebrum, do you think the map would have more “space” devoted to the regions of the body that have the highest density of sensory receptors, or the regions of the body that have the lowest density of sensory receptors? explain.

How does a catalyst influence a chemical reaction?

What is the major difference between a virus and a viroid?