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.
The Townshend Acts: Rebellion to the North. On October 14, 1767 the duties imposed by the Townshend Acts were published in Georgia. The reaction was quick and predictably negative. Charles Townshend, who was Chancellor of the Exchequer (similar to our Secretary of the Treasuthe Townshend Acts were published in Georgia.