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The correct match between Item I and Item II is :

Item I Item II
A Allosteric effect  P Molecule binding to the active site of enzyme
B Competitive inhibitor  Q  Molecule crucial for communication in the body
C Receptor R Molecule binding to a site other than the active site of enzyme
D Poison  S a Molecule binding to the enzyme covalently

a.  (A)  → (P) ;  (B) →  (R) ; (C)  →  (Q) ; (D) →  (S)

b. (A)  → (R) ;  (B) →  (P) ; (C)  →  (S) ; (D) →  (Q)

c. (A)  → (P) ;  (B) →  (R) ; (C)  →  (S) ; (D) →  (Q)

d. (A)  → (R) ;  (B) →  (P) ; (C)  →  (Q) ; (D) →  (S)

Ans. d

(12)

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