What is the single effective most effective way to prevent infections? What are two additional ways to control the spread of germs that are spread through the air, such as colds? (Site 1)

Followers of which tradition may take offense at being offered charity health benefits?

When a freind is not tellig you everything you should a: bug them till they tell you b: ask them polietly to tell you c; stay silent your whole life d leave them they will tell you on there own time

What advantage is the cell wall in relationship to osmotic pressure