May 30th, 2022 
Explain and differentiate between sterilization and commercial sterilization. What organism does commercial sterilization aim to destroy?
Describe three (3) different physical methods of controlling microbial growth:
Describe three (3) different chemical methods of controlling microbial growth:
Briefly summarize the 4 (four) different Biosafety levels. Give examples of microorganisms studied in each level:
What is the Kirby Bauer Disc diffusion method? How it is used to determine antibiotic efficacy?
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