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Active Site

An active site is a specific region on an enzyme where a chemical reaction occurs. It has a unique shape that fits a particular molecule, called a substrate. When the substrate binds to the active site, the enzyme helps convert it into a product, speeding up the reaction. This process is crucial for many biological functions, like digestion and energy production. The active site’s shape and properties are designed to recognize and interact with specific substrates, making enzymes highly selective tools in biological systems.