What does the passage mainly discuss? [br] The objects that Pasteut removed from

游客2024-01-05  7

问题 What does the passage mainly discuss? [br] The objects that Pasteut removed from the air in his experiment were remarkable because they were

选项 A、primarily single-celled organisms
B、no different from objects found in putrefying materials
C、fairly rare
D、able to live in a mixture of alcohol and ether

答案 B

解析
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