NEET Biology question

Biology Molecular Basis of Inheritance NEET

The lac operon consists of I. Three structural genes II. An intermittent sequence III. A regulator IV. A promoter V. RNA polymerase VI. An operator VII. DNA polymerase VIII. An inducer IX. A repressor

(A)I, III, IV, VI and IXCorrect
(B)I, II, III, IV, V and VI
(C)I, II, IV, V, VI and VII
(D)IV, V, VI, VII, VIII and IX

Answer: (A)

Solution

The lac operon, as a functional genetic unit, consists of the three structural genes (I: z, y, a), the regulatory gene (III), the promoter (IV), the operator (VI), and produces

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Question ID VK-120822