How do bacteria avoid wasteful production of unnecessary proteins when their genes are always on? The answer lies in regulating the operon. As trp levels increase, trp binds to trpR, causing a ...
Radiation Research, Vol. 163, No. 4 (Apr., 2005), pp. 433-446 (14 pages) The lactose operon functions under the control of the repressor-operator system. Binding of the repressor to the operator ...
Required for the transport and metabolism of lactose in Escherichia Coli (E. coli).The lactose operon or lac operon consists of three structural genes namely lacZ, lacY, and lacA that encode proteins ...
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