超星 - 自测题03 - 查题吧

单选题

Proteins also occur in great variety; thousands of different kinds, ranging in size from relatively small peptides to huge polymers with molecular weights in the millions, may be found in a single cell.

A. 聚合酶
B. 聚合物
C. 多数者
D. 聚合

单选题

Moreover, proteins exhibit enormous diversity of biological function and are the most important final products of the information pathways.

A. 展览
B. 提出
C. 显示
D. 展出

单选题

Proteins are the molecular instruments through which genetic information is expressed.

A. 工具
B. 仪器
C. 乐器
D. 器械

单选题

Among these protein products, the enzymes are the most varied and specialized.

A. 专化的
B. 特化的
C. 专一的
D. 特殊的

单选题

Virtually all cellular reactions are catalyzed by enzymes.

A. 促进
B. 催化
C. 刺激
D. 激励

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