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 Ed Sullivan Show is an American television variety show that ran on CBS from June 20, 1948, to June 6, 1971, and was hosted by New York entertainment columnist Ed Sullivan. It was replaced in September 1971 by the CBS Sunday Night Movie. In 2002, The Ed Sullivan Show was ranked #15 on TV Guide's 50 Greatest TV Shows of All Time.