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Q.

Lac operon is ___and __operon 

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a

Inducible and catabolic 

b

Repressible and catabolic 

c

Inducible and anabolic 

d

Repressible and anabolic 

answer is A.

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Detailed Solution

The lac operon is considered an inducible operon because it is usually turned off (repressed), but can be turned on in the presence of the inducer allolactose. lac operon is catabolic (which produces the enzymes that digest lactose) .

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Lac operon is ___and __operon