15. Which of the following macromolecule that has catalytic activity in the biological system?
(A) DNA
(B) RNA
(C) Protein
(D) Lipid
(E) Carbohydrate
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統計: A(0), B(1), C(5), D(0), E(0) #3413608
統計: A(0), B(1), C(5), D(0), E(0) #3413608