Question

Match the following list.

Answer 1

The lac operon is an operon responsible for transport and metabolism of lactose in Escherichia coli and other bacteria. It has three structural genes. lac Z gene codes for $\beta$-galactosidase which converts lactose into glucose and galactose. The lac Y gene codes for $\beta$-galactoside permease, which transports lactose into the cell. The lac A gene codes for $\beta$-galactoside transacetylase.