Which of the following items in this staining exercise are potentially dangerous to the student?
Select all of the correct statements.
A. Microbial culture
B. Nigrosin and crystal violet
C. Bunsen burner
D. Microscope
E. Water spray bottle

What is the similarities and differences between bacteria and eukaryote?

In "the man in the water," what was the remarkable occurrence that rosenblatt reported?

Match the pollutants. 1. a chlorofluorocarbon smoke 2. a biodegradable organophosphate insecticide freon 3. particle pollution paint 4. hazardous waste monoxide 5. carbon is completely burned malathion 6. carbon is incompletely burned dioxide