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【单选题】
下列有关谷氨酸棒状杆菌的生长和谷氨酸发酵的叙述,错误的是:
A.
组成酶是维持菌体基本生活的必要条件
B.
菌体能合成各种生长因子,无需从外界补充
C.
发酵液pH呈酸性时,不会生成乙酰谷氨酰胺
D.
细胞膜透性的改变,可解除代谢产物对有关酶活性的抑制
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【简答题】He _____(say) that they _____(meet) me at the station the next day.
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