NEET Botany Molecular Basis of Inheritance Questions Solved


In the following diagram of the lac operon, an operon for inducible enzymes, identify components and enzymes:

 

X

Y

E1

E2

E3

(a)

Repressor protein

Inducer (lactose)

â-Galactosidase

Permease

Transacetylase

(b)

Inducer (lactose)

Repressor protein

â-Galactosidase

Permease

Transacetylase

(c)

Repressor protein

Inducer (lactose)

â-Galactosidase

Transacetylase

Permease

(d)

Repressor protein

Inducer (lactose)

Permease

Transacetylase

â-Galactosidase

(page-117)

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