Practice question

MCQ

Question

Determine the correctness or otherwise of the following Assertion (a) and the Reason (r) Assertion : Isopropylthiogalactoside (IPTG) is a gratuitous inducer of lactose operon. Reason: Gratuitous inducers are chemical analogs which behave like natural inducer but they do not serve as substrate for the enzymes that are subsequently synthesized.

Options

Choose one · Correct answer highlighted

both (a) and (r) are true and (r) is the correct reason for (a) Correct both (a) and (r) are true but (r) is not the correct reason for (a) (a) is true but (r) is false (a) is false but (r) is true

Explanation

Considering biochemistry fundamentals, both (a) and (r) are true and (r) is the correct reason for (a) holds true because both (a) and (r) are true and (r) is the correct reason for (a) satisfies kinetic and structural requirements. Remaining alternatives both (a) and (r) are true but (r) is

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