Answer:
1. Pathogenic microorganisms are harmful because the diseases they cause may be fatal.
2. When meat is left at room temperature for many hours, the bacteria in it may multiply and contaminate the meat.
3. illness caused by noroviruses is characterized by nausea, vomiting, and diarrhea.
4. Pathogens can evolve rapidly to avoid being detected by our immune system.
5. Most bacteria are harmless and a few are even beneficial, but some can cause infectious diseases.
6. Although influenza is often confused with the common cold, it is a more severe disease caused by a different kind of virus.
7. At human body temperature, flu viruses can remain infectious for a week but at 0°C, they can last for more than 30 days.
8. When we cough, we have to cover our mouth to avoid the spread of flu viruses
NOTE: I apologize if I'm wrong, I'm currently rushing and had to search up what a clause is because for some reason I have no retained knowledge from 8th grade aaa
Clause:
What, which, where, why, when.