👉 Operon is a biological concept that refers to a group of genes or proteins that are mutually exclusive and cannot be combined. Operons are typically defined as a set of genes or proteins that have an interaction, such as transcriptional activation, which leads to a change in gene expression. In other words, an operon is a single gene or protein that can only be expressed in one way, and the ability for a gene or protein within an operon to interact with another gene or protein through a