题目内容

The finding that bacteria could be infected by viruses began in 1917 with the discovery of bacteria viruses or bacteriophages.

A. 朊病毒
B. 支原体
C. 衣原体
D. 噬菌体

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They replicate inside specific host cells by using the biosynthetic systems of the host under the direction of the viral genomes.

A. 繁殖
B. 复制
C. 折叠
D. 重复

species ______________。

chemoorganotrophs _____________。

aerobic _____________。

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