Why do petroleum-degrading bacteria need to attach to thesurface of oil droplets?

Why does hydrogen peroxide are most effective against probiotics?

just do d and e

Diseases that involve biofilm-producing bacteria are serious concern. They are not easily treated compared with those involving free-floating bacteria. Explain three reasons why biofilm formers are more pathogenic.

explain why you would expect to see similarities in the types of colonies on the fomite plates and the handwashing plates?

Describe the appearance of coliforms on Levine EMB agar.

A microbiologist is working with a pure strain of bacteria isolated from a mixed sample. Which of the following would indicate that the bacterium is NOT Helicobacter pylori?     Cells have flagella when viewed by flagellar staining.     Secretes acids produced from metabolism of sucrose.     Cells are curved rods.     Produces and secretes urease enzyme.     Cells stain Gram negative.