3 口腔分泌的唾液中不含下列何種物質?
(A)HCO3
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(B)蛋白質(protein)
(C)澱粉酶(amylase)
(D)脂肪酸(fatty acid)
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統計: A(162), B(201), C(40), D(1282), E(0) #2190130
統計: A(162), B(201), C(40), D(1282), E(0) #2190130