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.
Coercive Acts: A series of laws (also called the Intolerable Acts) passed by the British Parliament in 1774, relating to Britainâs colonies in North America. The acts triggered outrage and resistance in the 13 colonies and were important developments in the growth of the American Revolution.