...
updated: November 26, 2024 Definition An enzyme is a biological catalyst and is almost always a protein. It speeds up the rate of a specific chemical reaction in the cell. The enzyme is not destroyed during t...
Narration An enzyme is a biological catalyst that is usually a protein but could be RNA. The point of a catalyst is to increase the speed with which a reaction happens. And there are many, many enzymes that are encoded by the genome to make proteins or RNAs tha...