Scene at the Signing of the Constitution of the United States. The Constitutional Convention (also known as the Philadelphia Convention, the Federal Convention, or the Grand Convention at Philadelphia) took place from May 25 to September 17, 1787, in Philadelphia, Pennsylvania.
User: The substance on which the enzyme acts is called the _____. enzyme substrate catalyst bufferWeegy: The substance on which the enzyme acts is called the substrate. akoine|Points 2078|User: _____ modify the rate of enzyme activity. Cells Carbohydrates Nucleic acids Weegy: The answer is cells.
How Enzymes work. 1. Enzymes catalyse only those reactions that happen naturally. 2. Enzymes are specific: each enzyme is responsible for only 1 kind of reaction, because they are shaped to work with only a certain substrate that matches enzyme's active site. 3. Enzyme changes its conformation when substrate bonds to its active site.