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Essay heading: Common Microorganisms
 
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Issue: Science
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Date added: March 29, 1996
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No of pages / words: 4 / 1040
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The final experiment involved the growth of yeast cells under aerobic and anaerobic conditions. MATERIALS - Trypticase Soy Nutrient Agar - Mannitol Salt Agar - Sterile alcohol swab - Listerine mouthwash - Tubes of nutrient agar - Diluted hamburger meat - Quebec colony counter - Apple juice - Anaerobic yeast culture - Hemacytometer - Iodine METHODS Experiment 1...
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Effectiveness of alcohol as an antiseptic 1) All experiments must be done in a sterile environment; Lysol can be used to sterilize the area. 2) Divide a petri plate filled with Trypticase soy agar into 4 quadrants. Label them A, B, C, and D. 3) Press the pad of a dirty thumb onto quadrant A. 4) Swab the thumb with sterile water, allow to dry, and imprint it onto quadrant B...
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