A.温度过低或过高对酶活性的影响相同,过酸、过碱对酶活性的影响不同 |
B.探究淀粉酶的最适温度时,需将底物和酶分别在相同温度下保温后再混合 |
C.若在淀粉和淀粉酶混合液中加入蛋白酶,会加快淀粉的水解速率 |
D.在以淀粉和蔗糖为底物的探究酶的专一性实验中,可以用碘液作为检测试剂 |

同类型试题

y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2


y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2

