Question

For each of the following genotypes, indicate whether theproduction of normal b-galactosidase will beconstitutive, inducible, ornoninducible (absent). Briefly explain the reasonfor each answer.

(A) I⁺p⁺o⁺Z ⁺Y⁺A ⁺

(B) I^-p⁺o⁺Z⁺Y⁺A ⁺

(C)I⁺p⁺o^cZ^-Y⁺A⁺

(D) I⁺p⁺o⁺Z ^-Y⁺A⁺