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Lab 7 Microbial Control BIO250L Student Name: Click here to enter text. Kit Code (located on the lid of your lab kit): Click here to enter text. Experiment 1- EFect of Chemical Germicides on Bacterial Growth Table 3: Experiment Results Sample Germicide Zone of Inhibi±on (mm) Rela±ve EFec±veness Skin 10% Bleach Click here to enter text. Click here to enter text. 70% Isopropyl Alcohol Click here to enter text. Click here to enter text. Hibiclens™ Click here to enter text. Click here to enter text. Control Click here to enter text. Click here to enter text. Nose 10% Bleach Click here to enter text. Click here to enter text. 70% Isopropyl Alcohol Click here to enter text. Click here to enter text. Hibiclens™ Click here to enter text. Click here to enter text. Control Click here to enter text. Click here to enter text. Throat 10% Bleach Click here to enter text. Click here to enter text. 70% Isopropyl Alcohol Click here to enter text. Click here to enter text. Hibiclens™ Click here to enter text. Click here to enter text. Control Click here to enter text. Click here to enter text. Shoe 10% Bleach Click here to enter text. Click here to enter text. 70% Isopropyl Alcohol Click here to enter text. Click here to enter text. Hibiclens™ Click here to enter text. Click here to enter text. Control Click here to enter text. Click here to enter text. Post-Lab Ques±ons 1. Which germicide was the most efecTve? Was the same germicide most efecTve For bacteria isolated From the diferent sources? What could explain this ±nding? Click here to enter text. 2. Which germicide was the least efecTve? Was the same germicide least efecTve For bacteria isolated From diferent sources? What could explain this ±nding? Click here to enter text. 3. Were any bacteria From a speci±c source most resistant to the diferent germicides? IF so, which source? Click here to enter text. 4. Did the dry ±lter paper serve as a posiTve or negaTve control?
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Lab 7 Microbial Control BIO250L Click here to enter text. 5. Look up the chemical formulas for bleach, isopropyl alcohol, and chlorhexidine gluconate (the acTve ingredient in Hibiclens). How does each chemical achieve its germicidal properTes? Click here to enter text. Insert photo of your cultures aFer incubaTon with your name clearly visible in the background: Experiment 2- Measuring AnTbioTc Resistance ±able 4: Experiment Results AnTbioTc Zone of InhibiTon (mm) RelaTve E²ecTveness Ampicillin Click here to enter text. Click here to enter text. Kanamycin Click here to enter text. Click here to enter text. Penicillin Click here to enter text. Click here to enter text. Control Click here to enter text. Click here to enter text.
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Lab7 Microbial Control” “ BIO250L” Experiment 1- Effect of Chemical Germicides on Bacterial Growth” “ Table 3: Experiment Results
Sample Skin Nose Throat Shoe Germicide Zone of...

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