An enzyme is a catalyst that helps to speed up the rate of a reaction by lowering the activation energy of a reaction. There are many enzymes in the human body, without which lots of important reactions would never take place. Cellular respiration is one example of a reaction that is catalysed by enzymes.
Sullivan Act Tim Sullivan, a major Irish criminal passed the Sullivan Act in 1911 to help his constituents rob strangers or to help them against Italian incomers. That is the crux of story that goes with a very early gun control law.
III c. 45) was passed by the Parliament of Great Britain and became a law on May 20, 1774. The act is one of the Intolerable Acts or the Repressive Acts, or the Coercive Acts, designed to suppress dissent and restore order in the Province of Massachusetts Bay.