In lac operon model; repressor protein binds to which site

'Operon model' for gene regulation in bacteria was proposed by

The processes by which $mRNA$ is made by $DNA$ and protein by $mRNA$ are respectively called as

Select the two correct statements out of the four $(i-iv)$ given below about lac operon.

$i.$ Glucose or galactose may bind with the repressor and inactivate it.

$ii.$ In the absence of lactose, the repressor binds with the operator region.

$iii.$ The z-gene codes for permease.

$iv.$ This was elucidated by Francois Jacob and Jacque Monod.

Repressor protein is formed from

Lactose operon produces enzymes