In lac operon, $z$ gene codes for:
$\beta$-galactosidase
Permease
Repressor
Transacetylase
In Escherichia coli, lac operon is induced by
In an inducible operon, the genes are
Lactose operon produces enzymes
How many of the given statements $(i-iv)$ is/are correct?
$i.$ In transcription, adenosine pairs with uracil.
$ii.$ Regulation of lac operon by repressor is referred to as positive regulation.
$iii.$ The human genome has approximately $50,000\; genes.$
$iv. $ Haemophilia is a sex-linked recessive disease.
Define an operon, giving an example, explain an Inducible operon.