A.酵母菌是真核、兼性厌氧型生物,而醋酸菌是原核、厌氧型生物 |
B.酿酒发酵初期通入氧气可促进酵母菌进行有氧呼吸,大量增殖 |
C.在利用葡萄汁制作葡萄酒的过程中,发酵液的pH逐渐增大 |
D.当糖源充足时,醋酸菌即将乙醇变为乙醛,再将乙醛变为醋酸 |
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