bacteria lab report Tennessee College of Applied Technology, HohenwaldCRMJ A01

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1. 1. List the three different kinds of disposable lab equipment used in this lab experiment. 1. Petrifilm Plate 2. Pipette 3. 3M Quick Swabs 1. 2. What equipment above will be used to grow the b acte... ria? Petrifilm Plate 1. 3. List the two kinds of milk that will be sampled during this lab experiment. 1. Pasteurized 2. Raw 1. 4. What are the differences between the two types of milk? Raw milk has not been pasteurized and contain harmful organism that can make you sick. Pasteurized milk is what is bought in the store and has been through a pasteurization process that makes it safe to drink. 1. 5. Which type of milk can contain harmful organisms that can make you sick? Raw 1. 6. What is used to wipe down the table? 70 % ethanol solution 1. 7. What three things must be labeled on the petrifilm plate? 1. Date of the sample 2. Where the sample is from 3. Your initials 1. 8. What is a pipette used for? It is used to collect a measured amount of liquid. 1. 9. What is the spreader used for? To evenly distribute the sample. 1. 10. What temperature in Celsius is the incubator set to? 90F (32C) 1. 11. How long does it take the bacteria to grow and form visible colonies? 48 hours [Show More]

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