You take an environmental sample from the surface of your ce…
You take an environmental sample from the surface of your cell phone and plate it on an agar plate. You then decide to wipe of the surface of your cell phone with a wet wipe and take another environmental sample from the surface of your cell phone and plate it on an agar plate. The plate containing the pre-wet wipe sample grew 100+ colonies, while the other plate only grew 5. What did you do to your cell phone?
Read DetailsThe following data was obtained by incubating Staphylococcus…
The following data was obtained by incubating Staphylococcus aureus (a gram-positive bacteria) in nutrient medium with disinfectant for 24 hours (Initial), then transferring one loopful of that culture to non-selective nutrient medium (subculturing). (+ = growth; – = no growth) Using the above information, which disinfectant showed bactericidal activity?
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