Build your own Pontoon Houseboats. If the idea of building your own boat is on your list of things to do, than rest assured, with tools, material, and friends, it can now easily be done. A pontoon house boat floor plan, showing the typical design layout.
Biological catalysts that are proteins are called enzymes. Enzymes bring the substrates together to form the enzyme-substrate complex, which leads to the generation of t â¦ he products of the reaction. 14 people found this useful. Jonathan Givens. 1 Contribution.
Enzymes are organic catalysts. A catalyst is a chemical that  controls the rate of a reaction, but is itself not used up in the  process. Reactions that are accelerated due â¦ to the presence of  enzymes are known as enzyme-catalyzed reactions.Answered.nzymes are cataysts because they also speeds up reaction.Enzymes also breaks down particles substances.Example of an enzyme that breaks down is,the enzymes amalzye.