All Washington cities. Washington: Portal to the Pacific Northwest. Washington State, positioned in the upper left corner of the map, offers an abundance of recreational, educational, cultural, and career opportunities. The state's largest city, Seattle, is a harbor town situated on Puget Sound, and is a popular choice for relocation.
Enzymes speed up the rate of chemical reactions by lowering the energy of activation (the amount of energy needed to begin a reaction).nzymes speed up the rate of chemical reactions by lowering the energy of activation (the amount of energy needed to begin a reaction).
Chemical reactions can be sped up in a number of ways. One of them is by using a catalyst. The catalyst aids the reaction but it does not show up as a reaction or product. It is a separate entity that make the reaction move much faster than it would normally. Enzymes are the name for biological catalysts.