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Which of the following control system involves the control of the pathway by more than one end product?

(a) Concerted

(b) Cooperative

(c) Cumulative

(d) Sequential

I had been asked this question in an online interview.

Origin of the question is Industrial Microorganisms in portion The Isolation, Preservation and Improvement of Industrial Microorganisms of Fermentation Technology

1 Answer

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Best answer
Correct choice is (a) Concerted

Easiest explanation: Concerted or multivalent system involves the control of the pathway by more than one end products. The first enzyme gets repressed when all the end products are in a greater amount of excess.

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