In the processing of pasteurized milk, the minimum processing is to destroy（）
A. Clostridium botulinum
B. pathogens such as salmonella, mycobacterium tuberculosis
C. enzymes
D. molds
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Which statement about values is incorrect（）
A. Values are social principles, goals, or standards accepted by persons in a culture
B. Values are learned by contacts with family members, teachers, and religious leaders
C. Values will be influenced by what is seen on television or read in newspapers
D. People in various cultures have basically similar values
同时设置了enable secret和enable password两种特权密码，（）密码有效
A. enable secret
B. enable password
C. 两种
D. 没有
What is the role of the condenser lens（）
A. Control the aperture of light
B. Increase the magnification
C. Focus the light on the specimen
D. Provide light
Which microscope would be particularly useful for looking at living cells（）
A. Confocal microscope
B. Compound microscope
C. Phase contrast microscope
D. Scanning electron microscope
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