Practice question

MCQ

Question

Match the precursors/intermediates with the corresponding metabolic pathways. Precursor/Intermediates Metabolic pathway (i) Inosine monophosphate (p) L-methionine biosynthesis (ii) Ornithine (q) L-tryptophan biosynthesis (iii) Chorismate (r) Purine biosynthesis (iv) Homocysteine (s) L-arginine biosynthesis

Options

Choose one · Correct answer highlighted

(i)-(q), (ii)-(r), (iii)-(s), (iv)-(p) (i)-(p), (ii)-(r), (iii)-(s), (iv)-(q) (i)-(r), (ii)-(p), (iii)-(s), (iv)-(q) (i)-(r), (ii)-(s), (iii)-(q), (iv)-(p) Correct

Explanation

Understanding enzyme kinetics reveals substrate binding and catalytic efficiency determine reaction rates. Therefore (i)-(r), (ii)-(s), (iii)-(q), (iv)-(p) is correct because it reflects active-site specificity and regulation, which underpins key processes in biochemistry.

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