( ) do not require O2 for growth but grow better in its presence. A: obligate aerobes B: facultative anaerobes C: aerotolerant microbes D: strict anaerobes

中国大学MOOC: 3. When you work on computer, the microbes________.A. just stay on our hands B. also stay on the keyboardC. will do harm to youD. will disappear

中国大学MOOC: The text "Microbes and Food Safety" is organized in the way of problem-solution pattern, which in some ways is similar to cause and effect essays, especially in terms of structure.