题目内容

苹果酸穿梭作用的生理意义是

A. 将草酰乙酸带入线粒体彻底氧化
B. 维持线粒体内外有机酸的平衡
C. 将细胞质中NADH+H + 的2H带入线粒体内
D. 为三羧酸循环提供足够的草酰乙酸 E、进行谷氨酸草酰乙酸转氨基作用

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下列递氢体或递电子体中,被一氧化碳抑制的是:

A. 黄素酶
B. 细胞色素b
C. 细胞色素c
D. 细胞色aa3
E. 辅酶Q

在呼吸链传递中能将电子直接传递给氧的物质是:

A. NAD+
B. CoQ
C. FMN
D. NADP+
E. Cytaa3

选择合适的短语。(选项或短语均可)A provide forBinsulate sb. fromChave authorityoverD tiptoe aroundE for one's partF irrespective ofG get away withHat one's disposalI dispense withJ have a high opinion of1.Our students have almost limitless resources: a well-equipped library, student workrooms, a large cafeteria, an undergraduate office and a computer center.2.South Africa's government imprisoned Nelson Mandela for 27 years, but never succeeded in its attempt tohis sacred cause against racial separation.3.Please remember to keep a copy for yourself as we cannot return manuscripts, whether or not they are published.4.He won't be able to make any progress if he alwayshimself and criticism flows off him like water off a duck's back.5.Since Mary won the money and bought up the majority of the company's stock shares, she nowthe people she used to take orders from.6.Your new boss is nice and will be kind to you, provided that you, , work diligently without complaining too much.7.Despite the measures put in place to prevent plagiarism, it is still not clear how students cancheating in their exams.8.When the economic slump hit the country, many people who had lost their jobs had toa lot of luxuries.9.The majority of people are not lazy; they want to work hard, want to have a better future, and want totheir families.10.In 1940, some people thought Franklin Roosevelt was the question of war, instead of confronting it, until the Japanese suddenly attacked the United States Navy Pacific Fleet in Pearl Harbor.

《项脊轩志》借一轩以记三代之遗迹,睹物怀人,悼亡念存,叙事娓娓而谈,用笔清淡简洁,表达了深厚的感情,其作者是( )。

A. 胡友信
B. 归有光
C. 王慎中
D. 唐顺之

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