21 下列何者屬異質多醣(heteropolysaccharides)?
(A)纖維素(cellulose)
(B)幾丁質(chitin)
(C)澱粉(starch)
(D)透明質酸(hyaluronic acid)
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統計: A(68), B(509), C(42), D(1009), E(0) #2190148
統計: A(68), B(509), C(42), D(1009), E(0) #2190148